diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationGatewaysInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationGatewaysInner.java
index b2c590e5996..db70edc63ad 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationGatewaysInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationGatewaysInner.java
@@ -218,7 +218,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -284,7 +284,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -370,7 +370,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> getByResourceGroupWi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayInner>>>() {
                 @Override
@@ -462,7 +462,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> createOrUpdateWithSe
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ApplicationGatewayInner>() { }.getType());
     }
@@ -537,7 +537,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> beginCreateOrUpdateW
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayInner>>>() {
                 @Override
@@ -622,7 +622,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> updateTagsWithServic
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -696,7 +696,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> updateTagsWithServic
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -765,7 +765,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> beginUpdateTagsWithS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -850,7 +850,7 @@ public Observable<ServiceResponse<ApplicationGatewayInner>> beginUpdateTagsWithS
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -965,7 +965,7 @@ public Observable<ServiceResponse<Page<ApplicationGatewayInner>>> listByResource
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ApplicationGatewayInner>>>>() {
                 @Override
@@ -1070,7 +1070,7 @@ public Observable<ServiceResponse<Page<ApplicationGatewayInner>>> listAllSingleP
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listAll(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ApplicationGatewayInner>>>>() {
                 @Override
@@ -1153,7 +1153,7 @@ public Observable<ServiceResponse<Void>> startWithServiceResponseAsync(String re
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.start(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -1219,7 +1219,7 @@ public Observable<ServiceResponse<Void>> beginStartWithServiceResponseAsync(Stri
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginStart(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -1303,7 +1303,7 @@ public Observable<ServiceResponse<Void>> stopWithServiceResponseAsync(String res
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.stop(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -1369,7 +1369,7 @@ public Observable<ServiceResponse<Void>> beginStopWithServiceResponseAsync(Strin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginStop(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -1454,7 +1454,7 @@ public Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>> backend
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         Observable<Response<ResponseBody>> observable = service.backendHealth(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ApplicationGatewayBackendHealthInner>() { }.getType());
@@ -1525,7 +1525,7 @@ public Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>> backend
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.backendHealth(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ApplicationGatewayBackendHealthInner>() { }.getType());
     }
@@ -1592,7 +1592,7 @@ public Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>> beginBa
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.beginBackendHealth(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>>>() {
@@ -1674,7 +1674,7 @@ public Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>> beginBa
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginBackendHealth(resourceGroupName, applicationGatewayName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayBackendHealthInner>>>() {
                 @Override
@@ -1745,7 +1745,7 @@ public Observable<ServiceResponse<ApplicationGatewayAvailableWafRuleSetsResultIn
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listAvailableWafRuleSets(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayAvailableWafRuleSetsResultInner>>>() {
                 @Override
@@ -1815,7 +1815,7 @@ public Observable<ServiceResponse<ApplicationGatewayAvailableSslOptionsInner>> l
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listAvailableSslOptions(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewayAvailableSslOptionsInner>>>() {
                 @Override
@@ -1920,7 +1920,7 @@ public Observable<ServiceResponse<Page<ApplicationGatewaySslPredefinedPolicyInne
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listAvailableSslPredefinedPolicies(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ApplicationGatewaySslPredefinedPolicyInner>>>>() {
                 @Override
@@ -1997,7 +1997,7 @@ public Observable<ServiceResponse<ApplicationGatewaySslPredefinedPolicyInner>> g
         if (predefinedPolicyName == null) {
             throw new IllegalArgumentException("Parameter predefinedPolicyName is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getSslPredefinedPolicy(this.client.subscriptionId(), predefinedPolicyName, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationGatewaySslPredefinedPolicyInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationSecurityGroupsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationSecurityGroupsInner.java
index 1a5c31c6802..3d7971441ea 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationSecurityGroupsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ApplicationSecurityGroupsInner.java
@@ -163,7 +163,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, applicationSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -229,7 +229,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, applicationSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -315,7 +315,7 @@ public Observable<ServiceResponse<ApplicationSecurityGroupInner>> getByResourceG
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, applicationSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationSecurityGroupInner>>>() {
                 @Override
@@ -407,7 +407,7 @@ public Observable<ServiceResponse<ApplicationSecurityGroupInner>> createOrUpdate
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, applicationSecurityGroupName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ApplicationSecurityGroupInner>() { }.getType());
     }
@@ -482,7 +482,7 @@ public Observable<ServiceResponse<ApplicationSecurityGroupInner>> beginCreateOrU
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, applicationSecurityGroupName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ApplicationSecurityGroupInner>>>() {
                 @Override
@@ -588,7 +588,7 @@ public Observable<ServiceResponse<Page<ApplicationSecurityGroupInner>>> listSing
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ApplicationSecurityGroupInner>>>>() {
                 @Override
@@ -701,7 +701,7 @@ public Observable<ServiceResponse<Page<ApplicationSecurityGroupInner>>> listByRe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ApplicationSecurityGroupInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/AvailableEndpointServicesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/AvailableEndpointServicesInner.java
index 6f3a11df168..e214003979c 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/AvailableEndpointServicesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/AvailableEndpointServicesInner.java
@@ -157,7 +157,7 @@ public Observable<ServiceResponse<Page<EndpointServiceResultInner>>> listSingleP
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(location, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<EndpointServiceResultInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/BgpServiceCommunitiesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/BgpServiceCommunitiesInner.java
index 982af33ac17..ae85d72e777 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/BgpServiceCommunitiesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/BgpServiceCommunitiesInner.java
@@ -149,7 +149,7 @@ public Observable<ServiceResponse<Page<BgpServiceCommunityInner>>> listSinglePag
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<BgpServiceCommunityInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ConnectionMonitorsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ConnectionMonitorsInner.java
index ed100342a31..a7a691ae97c 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ConnectionMonitorsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ConnectionMonitorsInner.java
@@ -184,7 +184,7 @@ public Observable<ServiceResponse<ConnectionMonitorResultInner>> createOrUpdateW
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ConnectionMonitorResultInner>() { }.getType());
     }
@@ -266,7 +266,7 @@ public Observable<ServiceResponse<ConnectionMonitorResultInner>> beginCreateOrUp
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ConnectionMonitorResultInner>>>() {
                 @Override
@@ -358,7 +358,7 @@ public Observable<ServiceResponse<ConnectionMonitorResultInner>> getWithServiceR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ConnectionMonitorResultInner>>>() {
                 @Override
@@ -448,7 +448,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -521,7 +521,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -612,7 +612,7 @@ public Observable<ServiceResponse<Void>> stopWithServiceResponseAsync(String res
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.stop(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -685,7 +685,7 @@ public Observable<ServiceResponse<Void>> beginStopWithServiceResponseAsync(Strin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginStop(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -776,7 +776,7 @@ public Observable<ServiceResponse<Void>> startWithServiceResponseAsync(String re
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.start(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -849,7 +849,7 @@ public Observable<ServiceResponse<Void>> beginStartWithServiceResponseAsync(Stri
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginStart(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -941,7 +941,7 @@ public Observable<ServiceResponse<ConnectionMonitorQueryResultInner>> queryWithS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.query(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ConnectionMonitorQueryResultInner>() { }.getType());
     }
@@ -1015,7 +1015,7 @@ public Observable<ServiceResponse<ConnectionMonitorQueryResultInner>> beginQuery
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginQuery(resourceGroupName, networkWatcherName, connectionMonitorName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ConnectionMonitorQueryResultInner>>>() {
                 @Override
@@ -1100,7 +1100,7 @@ public Observable<ServiceResponse<List<ConnectionMonitorResultInner>>> listWithS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<List<ConnectionMonitorResultInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlanInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlanInner.java
index 4d97beee1ef..126630a932a 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlanInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlanInner.java
@@ -8,17 +8,47 @@
 
 package com.microsoft.azure.management.network.implementation;
 
+import java.util.Map;
 import java.util.List;
 import com.microsoft.azure.SubResource;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.microsoft.rest.serializer.JsonFlatten;
-import com.microsoft.azure.Resource;
 
 /**
  * A DDoS protection plan in a resource group.
  */
 @JsonFlatten
-public class DdosProtectionPlanInner extends Resource {
+public class DdosProtectionPlanInner {
+    /**
+     * Resource ID.
+     */
+    @JsonProperty(value = "id", access = JsonProperty.Access.WRITE_ONLY)
+    private String id;
+
+    /**
+     * Resource name.
+     */
+    @JsonProperty(value = "name", access = JsonProperty.Access.WRITE_ONLY)
+    private String name;
+
+    /**
+     * Resource type.
+     */
+    @JsonProperty(value = "type", access = JsonProperty.Access.WRITE_ONLY)
+    private String type;
+
+    /**
+     * Resource location.
+     */
+    @JsonProperty(value = "location")
+    private String location;
+
+    /**
+     * Resource tags.
+     */
+    @JsonProperty(value = "tags")
+    private Map<String, String> tags;
+
     /**
      * The resource GUID property of the DDoS protection plan resource. It
      * uniquely identifies the resource, even if the user changes its name or
@@ -47,6 +77,73 @@ public class DdosProtectionPlanInner extends Resource {
     @JsonProperty(value = "etag", access = JsonProperty.Access.WRITE_ONLY)
     private String etag;
 
+    /**
+     * Get the id value.
+     *
+     * @return the id value
+     */
+    public String id() {
+        return this.id;
+    }
+
+    /**
+     * Get the name value.
+     *
+     * @return the name value
+     */
+    public String name() {
+        return this.name;
+    }
+
+    /**
+     * Get the type value.
+     *
+     * @return the type value
+     */
+    public String type() {
+        return this.type;
+    }
+
+    /**
+     * Get the location value.
+     *
+     * @return the location value
+     */
+    public String location() {
+        return this.location;
+    }
+
+    /**
+     * Set the location value.
+     *
+     * @param location the location value to set
+     * @return the DdosProtectionPlanInner object itself.
+     */
+    public DdosProtectionPlanInner withLocation(String location) {
+        this.location = location;
+        return this;
+    }
+
+    /**
+     * Get the tags value.
+     *
+     * @return the tags value
+     */
+    public Map<String, String> tags() {
+        return this.tags;
+    }
+
+    /**
+     * Set the tags value.
+     *
+     * @param tags the tags value to set
+     * @return the DdosProtectionPlanInner object itself.
+     */
+    public DdosProtectionPlanInner withTags(Map<String, String> tags) {
+        this.tags = tags;
+        return this;
+    }
+
     /**
      * Get the resourceGuid value.
      *
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlansInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlansInner.java
index 7c3d0cd87cc..1de97aa9830 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlansInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DdosProtectionPlansInner.java
@@ -163,7 +163,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, ddosProtectionPlanName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -229,7 +229,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, ddosProtectionPlanName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -315,7 +315,7 @@ public Observable<ServiceResponse<DdosProtectionPlanInner>> getByResourceGroupWi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, ddosProtectionPlanName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<DdosProtectionPlanInner>>>() {
                 @Override
@@ -407,7 +407,7 @@ public Observable<ServiceResponse<DdosProtectionPlanInner>> createOrUpdateWithSe
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, ddosProtectionPlanName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<DdosProtectionPlanInner>() { }.getType());
     }
@@ -482,7 +482,7 @@ public Observable<ServiceResponse<DdosProtectionPlanInner>> beginCreateOrUpdateW
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, ddosProtectionPlanName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<DdosProtectionPlanInner>>>() {
                 @Override
@@ -588,7 +588,7 @@ public Observable<ServiceResponse<Page<DdosProtectionPlanInner>>> listSinglePage
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<DdosProtectionPlanInner>>>>() {
                 @Override
@@ -701,7 +701,7 @@ public Observable<ServiceResponse<Page<DdosProtectionPlanInner>>> listByResource
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<DdosProtectionPlanInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DefaultSecurityRulesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DefaultSecurityRulesInner.java
index c98c401846d..884aed6e08e 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DefaultSecurityRulesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/DefaultSecurityRulesInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<SecurityRuleInner>>> listSinglePageAsync(
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<SecurityRuleInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<SecurityRuleInner>> getWithServiceResponseAsyn
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, networkSecurityGroupName, defaultSecurityRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SecurityRuleInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitAuthorizationsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitAuthorizationsInner.java
index ed7f3efd19f..ca519b87baa 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitAuthorizationsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitAuthorizationsInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, circuitName, authorizationName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, circuitName, authorizationName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitAuthorizationInner>> getWit
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, circuitName, authorizationName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitAuthorizationInner>>>() {
                 @Override
@@ -424,7 +424,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitAuthorizationInner>> create
             throw new IllegalArgumentException("Parameter authorizationParameters is required and cannot be null.");
         }
         Validator.validate(authorizationParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, circuitName, authorizationName, this.client.subscriptionId(), authorizationParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCircuitAuthorizationInner>() { }.getType());
     }
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitAuthorizationInner>> beginC
             throw new IllegalArgumentException("Parameter authorizationParameters is required and cannot be null.");
         }
         Validator.validate(authorizationParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, circuitName, authorizationName, this.client.subscriptionId(), authorizationParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitAuthorizationInner>>>() {
                 @Override
@@ -628,7 +628,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCircuitAuthorizationInner>>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCircuitAuthorizationInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitConnectionsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitConnectionsInner.java
index c3d13861eac..214292f1857 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitConnectionsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitConnectionsInner.java
@@ -152,7 +152,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, circuitName, peeringName, connectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, circuitName, peeringName, connectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -332,7 +332,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitConnectionInner>> getWithSe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, circuitName, peeringName, connectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitConnectionInner>>>() {
                 @Override
@@ -438,7 +438,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitConnectionInner>> createOrU
             throw new IllegalArgumentException("Parameter expressRouteCircuitConnectionParameters is required and cannot be null.");
         }
         Validator.validate(expressRouteCircuitConnectionParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, circuitName, peeringName, connectionName, this.client.subscriptionId(), expressRouteCircuitConnectionParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCircuitConnectionInner>() { }.getType());
     }
@@ -527,7 +527,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitConnectionInner>> beginCrea
             throw new IllegalArgumentException("Parameter expressRouteCircuitConnectionParameters is required and cannot be null.");
         }
         Validator.validate(expressRouteCircuitConnectionParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, circuitName, peeringName, connectionName, this.client.subscriptionId(), expressRouteCircuitConnectionParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitConnectionInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitPeeringsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitPeeringsInner.java
index 6add8f39552..bbdaf661fb3 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitPeeringsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitPeeringsInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitPeeringInner>> getWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitPeeringInner>>>() {
                 @Override
@@ -424,7 +424,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitPeeringInner>> createOrUpda
             throw new IllegalArgumentException("Parameter peeringParameters is required and cannot be null.");
         }
         Validator.validate(peeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), peeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCircuitPeeringInner>() { }.getType());
     }
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitPeeringInner>> beginCreateO
             throw new IllegalArgumentException("Parameter peeringParameters is required and cannot be null.");
         }
         Validator.validate(peeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), peeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitPeeringInner>>>() {
                 @Override
@@ -628,7 +628,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCircuitPeeringInner>>> listSi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCircuitPeeringInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitsInner.java
index 952984e1702..e2f65c177ee 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCircuitsInner.java
@@ -207,7 +207,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -273,7 +273,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -359,7 +359,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> getByResourceGroupW
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitInner>>>() {
                 @Override
@@ -451,7 +451,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> createOrUpdateWithS
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, circuitName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCircuitInner>() { }.getType());
     }
@@ -526,7 +526,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> beginCreateOrUpdate
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, circuitName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitInner>>>() {
                 @Override
@@ -611,7 +611,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> updateTagsWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -685,7 +685,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> updateTagsWithServi
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -754,7 +754,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> beginUpdateTagsWith
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -839,7 +839,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitInner>> beginUpdateTagsWith
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -939,7 +939,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listArpTable(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCircuitsArpTableListResultInner>() { }.getType());
     }
@@ -1020,7 +1020,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListArpTable(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>>() {
                 @Override
@@ -1119,7 +1119,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listRoutesTable(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCircuitsRoutesTableListResultInner>() { }.getType());
     }
@@ -1200,7 +1200,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListRoutesTable(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner>>>() {
                 @Override
@@ -1299,7 +1299,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableSummaryListResu
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listRoutesTableSummary(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCircuitsRoutesTableSummaryListResultInner>() { }.getType());
     }
@@ -1380,7 +1380,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableSummaryListResu
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListRoutesTableSummary(resourceGroupName, circuitName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableSummaryListResultInner>>>() {
                 @Override
@@ -1465,7 +1465,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitStatsInner>> getStatsWithSe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getStats(resourceGroupName, circuitName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitStatsInner>>>() {
                 @Override
@@ -1556,7 +1556,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitStatsInner>> getPeeringStat
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getPeeringStats(resourceGroupName, circuitName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitStatsInner>>>() {
                 @Override
@@ -1669,7 +1669,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCircuitInner>>> listByResourc
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCircuitInner>>>>() {
                 @Override
@@ -1774,7 +1774,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCircuitInner>>> listSinglePag
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCircuitInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionPeeringsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionPeeringsInner.java
index e873f9cb7b6..9ae609d2274 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionPeeringsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionPeeringsInner.java
@@ -190,7 +190,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCrossConnectionPeeringInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, crossConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCrossConnectionPeeringInner>>>>() {
                 @Override
@@ -280,7 +280,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, crossConnectionName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -353,7 +353,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, crossConnectionName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -446,7 +446,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionPeeringInner>> getW
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, crossConnectionName, peeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCrossConnectionPeeringInner>>>() {
                 @Override
@@ -545,7 +545,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionPeeringInner>> crea
             throw new IllegalArgumentException("Parameter peeringParameters is required and cannot be null.");
         }
         Validator.validate(peeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, crossConnectionName, peeringName, this.client.subscriptionId(), peeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCrossConnectionPeeringInner>() { }.getType());
     }
@@ -627,7 +627,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionPeeringInner>> begi
             throw new IllegalArgumentException("Parameter peeringParameters is required and cannot be null.");
         }
         Validator.validate(peeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, crossConnectionName, peeringName, this.client.subscriptionId(), peeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCrossConnectionPeeringInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionsInner.java
index 999a1a7efbd..3842d063af3 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteCrossConnectionsInner.java
@@ -211,7 +211,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCrossConnectionInner>>> listS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCrossConnectionInner>>>>() {
                 @Override
@@ -324,7 +324,7 @@ public Observable<ServiceResponse<Page<ExpressRouteCrossConnectionInner>>> listB
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteCrossConnectionInner>>>>() {
                 @Override
@@ -408,7 +408,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> getByResour
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, crossConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCrossConnectionInner>>>() {
                 @Override
@@ -500,7 +500,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> createOrUpd
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, crossConnectionName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<ExpressRouteCrossConnectionInner>() { }.getType());
     }
@@ -575,7 +575,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> beginCreate
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, crossConnectionName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCrossConnectionInner>>>() {
                 @Override
@@ -659,7 +659,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> updateTagsW
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject crossConnectionParameters = new TagsObject();
         crossConnectionParameters.withTags(null);
@@ -733,7 +733,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> updateTagsW
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject crossConnectionParameters = new TagsObject();
         crossConnectionParameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, crossConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), crossConnectionParameters, this.client.userAgent());
@@ -802,7 +802,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> beginUpdate
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject crossConnectionParameters = new TagsObject();
         crossConnectionParameters.withTags(null);
@@ -887,7 +887,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionInner>> beginUpdate
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject crossConnectionParameters = new TagsObject();
         crossConnectionParameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, crossConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), crossConnectionParameters, this.client.userAgent())
@@ -987,7 +987,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listArpTable(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCircuitsArpTableListResultInner>() { }.getType());
     }
@@ -1068,7 +1068,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListArpTable(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitsArpTableListResultInner>>>() {
                 @Override
@@ -1167,7 +1167,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionsRoutesTableSummary
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listRoutesTableSummary(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCrossConnectionsRoutesTableSummaryListResultInner>() { }.getType());
     }
@@ -1248,7 +1248,7 @@ public Observable<ServiceResponse<ExpressRouteCrossConnectionsRoutesTableSummary
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListRoutesTableSummary(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCrossConnectionsRoutesTableSummaryListResultInner>>>() {
                 @Override
@@ -1347,7 +1347,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listRoutesTable(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ExpressRouteCircuitsRoutesTableListResultInner>() { }.getType());
     }
@@ -1428,7 +1428,7 @@ public Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListRoutesTable(resourceGroupName, crossConnectionName, peeringName, devicePath, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ExpressRouteCircuitsRoutesTableListResultInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteServiceProvidersInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteServiceProvidersInner.java
index 3ebdf2e5dfc..45ca517557e 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteServiceProvidersInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/ExpressRouteServiceProvidersInner.java
@@ -149,7 +149,7 @@ public Observable<ServiceResponse<Page<ExpressRouteServiceProviderInner>>> listS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ExpressRouteServiceProviderInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/InboundNatRulesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/InboundNatRulesInner.java
index 4fb89cd5ae7..4121fe29a97 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/InboundNatRulesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/InboundNatRulesInner.java
@@ -190,7 +190,7 @@ public Observable<ServiceResponse<Page<InboundNatRuleInner>>> listSinglePageAsyn
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<InboundNatRuleInner>>>>() {
                 @Override
@@ -280,7 +280,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -353,7 +353,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -446,7 +446,7 @@ public Observable<ServiceResponse<InboundNatRuleInner>> getWithServiceResponseAs
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.get(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<InboundNatRuleInner>>>() {
@@ -535,7 +535,7 @@ public Observable<ServiceResponse<InboundNatRuleInner>> getWithServiceResponseAs
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<InboundNatRuleInner>>>() {
                 @Override
@@ -634,7 +634,7 @@ public Observable<ServiceResponse<InboundNatRuleInner>> createOrUpdateWithServic
             throw new IllegalArgumentException("Parameter inboundNatRuleParameters is required and cannot be null.");
         }
         Validator.validate(inboundNatRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), inboundNatRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<InboundNatRuleInner>() { }.getType());
     }
@@ -716,7 +716,7 @@ public Observable<ServiceResponse<InboundNatRuleInner>> beginCreateOrUpdateWithS
             throw new IllegalArgumentException("Parameter inboundNatRuleParameters is required and cannot be null.");
         }
         Validator.validate(inboundNatRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, loadBalancerName, inboundNatRuleName, this.client.subscriptionId(), inboundNatRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<InboundNatRuleInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerBackendAddressPoolsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerBackendAddressPoolsInner.java
index c9473892014..054eb7893bd 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerBackendAddressPoolsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerBackendAddressPoolsInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<BackendAddressPoolInner>>> listSinglePage
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<BackendAddressPoolInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<BackendAddressPoolInner>> getWithServiceRespon
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, loadBalancerName, backendAddressPoolName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<BackendAddressPoolInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerFrontendIPConfigurationsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerFrontendIPConfigurationsInner.java
index 6bc9bfcb73f..00aa907b86a 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerFrontendIPConfigurationsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerFrontendIPConfigurationsInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<FrontendIPConfigurationInner>>> listSingl
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<FrontendIPConfigurationInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<FrontendIPConfigurationInner>> getWithServiceR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, loadBalancerName, frontendIPConfigurationName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<FrontendIPConfigurationInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerLoadBalancingRulesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerLoadBalancingRulesInner.java
index f80f93d03a5..d6f3d85035e 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerLoadBalancingRulesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerLoadBalancingRulesInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<LoadBalancingRuleInner>>> listSinglePageA
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<LoadBalancingRuleInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<LoadBalancingRuleInner>> getWithServiceRespons
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, loadBalancerName, loadBalancingRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LoadBalancingRuleInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerNetworkInterfacesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerNetworkInterfacesInner.java
index df9c8af717f..e62d94bcb9b 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerNetworkInterfacesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerNetworkInterfacesInner.java
@@ -165,7 +165,7 @@ public Observable<ServiceResponse<Page<NetworkInterfaceInner>>> listSinglePageAs
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkInterfaceInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerProbesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerProbesInner.java
index 388f41fac28..e39baaedc68 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerProbesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancerProbesInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<ProbeInner>>> listSinglePageAsync(final S
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<ProbeInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<ProbeInner>> getWithServiceResponseAsync(Strin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, loadBalancerName, probeName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ProbeInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancersInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancersInner.java
index 9827736cbc4..86e54f551f8 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancersInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LoadBalancersInner.java
@@ -174,7 +174,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -240,7 +240,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -326,7 +326,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> getByResourceGroupWithServ
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LoadBalancerInner>>>() {
@@ -408,7 +408,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> getByResourceGroupWithServ
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LoadBalancerInner>>>() {
                 @Override
@@ -500,7 +500,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> createOrUpdateWithServiceR
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, loadBalancerName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<LoadBalancerInner>() { }.getType());
     }
@@ -575,7 +575,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> beginCreateOrUpdateWithSer
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, loadBalancerName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LoadBalancerInner>>>() {
                 @Override
@@ -660,7 +660,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> updateTagsWithServiceRespo
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -734,7 +734,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> updateTagsWithServiceRespo
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -803,7 +803,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> beginUpdateTagsWithService
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -888,7 +888,7 @@ public Observable<ServiceResponse<LoadBalancerInner>> beginUpdateTagsWithService
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, loadBalancerName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -995,7 +995,7 @@ public Observable<ServiceResponse<Page<LoadBalancerInner>>> listSinglePageAsync(
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<LoadBalancerInner>>>>() {
                 @Override
@@ -1108,7 +1108,7 @@ public Observable<ServiceResponse<Page<LoadBalancerInner>>> listByResourceGroupS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<LoadBalancerInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LocalNetworkGatewaysInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LocalNetworkGatewaysInner.java
index aa4d9324bb3..570b25fc440 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LocalNetworkGatewaysInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/LocalNetworkGatewaysInner.java
@@ -174,7 +174,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> createOrUpdateWithS
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<LocalNetworkGatewayInner>() { }.getType());
     }
@@ -249,7 +249,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> beginCreateOrUpdate
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LocalNetworkGatewayInner>>>() {
                 @Override
@@ -334,7 +334,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> getByResourceGroupW
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<LocalNetworkGatewayInner>>>() {
                 @Override
@@ -417,7 +417,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -483,7 +483,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -569,7 +569,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> updateTagsWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -643,7 +643,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> updateTagsWithServi
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -712,7 +712,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> beginUpdateTagsWith
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -797,7 +797,7 @@ public Observable<ServiceResponse<LocalNetworkGatewayInner>> beginUpdateTagsWith
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, localNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -912,7 +912,7 @@ public Observable<ServiceResponse<Page<LocalNetworkGatewayInner>>> listByResourc
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<LocalNetworkGatewayInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceIPConfigurationsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceIPConfigurationsInner.java
index 516493affb9..0ba0d10c7af 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceIPConfigurationsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceIPConfigurationsInner.java
@@ -170,7 +170,7 @@ public Observable<ServiceResponse<Page<NetworkInterfaceIPConfigurationInner>>> l
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkInterfaceIPConfigurationInner>>>>() {
                 @Override
@@ -261,7 +261,7 @@ public Observable<ServiceResponse<NetworkInterfaceIPConfigurationInner>> getWith
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, networkInterfaceName, ipConfigurationName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkInterfaceIPConfigurationInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceLoadBalancersInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceLoadBalancersInner.java
index eb45a953756..a1b5c0dfbdf 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceLoadBalancersInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfaceLoadBalancersInner.java
@@ -165,7 +165,7 @@ public Observable<ServiceResponse<Page<LoadBalancerInner>>> listSinglePageAsync(
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<LoadBalancerInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfacesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfacesInner.java
index 672e5d7abfd..0fa228100cd 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfacesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkInterfacesInner.java
@@ -223,7 +223,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -289,7 +289,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -375,7 +375,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> getByResourceGroupWith
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkInterfaceInner>>>() {
@@ -457,7 +457,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> getByResourceGroupWith
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkInterfaceInner>>>() {
                 @Override
@@ -549,7 +549,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> createOrUpdateWithServ
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<NetworkInterfaceInner>() { }.getType());
     }
@@ -624,7 +624,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> beginCreateOrUpdateWit
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkInterfaceInner>>>() {
                 @Override
@@ -709,7 +709,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> updateTagsWithServiceR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -783,7 +783,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> updateTagsWithServiceR
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -852,7 +852,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> beginUpdateTagsWithSer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -937,7 +937,7 @@ public Observable<ServiceResponse<NetworkInterfaceInner>> beginUpdateTagsWithSer
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1044,7 +1044,7 @@ public Observable<ServiceResponse<Page<NetworkInterfaceInner>>> listSinglePageAs
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkInterfaceInner>>>>() {
                 @Override
@@ -1157,7 +1157,7 @@ public Observable<ServiceResponse<Page<NetworkInterfaceInner>>> listByResourceGr
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkInterfaceInner>>>>() {
                 @Override
@@ -1241,7 +1241,7 @@ public Observable<ServiceResponse<EffectiveRouteListResultInner>> getEffectiveRo
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getEffectiveRouteTable(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<EffectiveRouteListResultInner>() { }.getType());
     }
@@ -1308,7 +1308,7 @@ public Observable<ServiceResponse<EffectiveRouteListResultInner>> beginGetEffect
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetEffectiveRouteTable(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<EffectiveRouteListResultInner>>>() {
                 @Override
@@ -1393,7 +1393,7 @@ public Observable<ServiceResponse<EffectiveNetworkSecurityGroupListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listEffectiveNetworkSecurityGroups(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<EffectiveNetworkSecurityGroupListResultInner>() { }.getType());
     }
@@ -1460,7 +1460,7 @@ public Observable<ServiceResponse<EffectiveNetworkSecurityGroupListResultInner>>
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListEffectiveNetworkSecurityGroups(resourceGroupName, networkInterfaceName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<EffectiveNetworkSecurityGroupListResultInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkManagementClientImpl.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkManagementClientImpl.java
index c4618549da5..aa1da9d561b 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkManagementClientImpl.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkManagementClientImpl.java
@@ -836,7 +836,7 @@ public Observable<ServiceResponse<DnsNameAvailabilityResultInner>> checkDnsNameA
         if (domainNameLabel == null) {
             throw new IllegalArgumentException("Parameter domainNameLabel is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.checkDnsNameAvailability(location, this.subscriptionId(), domainNameLabel, apiVersion, this.acceptLanguage(), this.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<DnsNameAvailabilityResultInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkSecurityGroupsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkSecurityGroupsInner.java
index 078d4c393bc..932eaeb2e31 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkSecurityGroupsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkSecurityGroupsInner.java
@@ -174,7 +174,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -240,7 +240,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -326,7 +326,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> getByResourceGroup
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkSecurityGroupInner>>>() {
@@ -408,7 +408,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> getByResourceGroup
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkSecurityGroupInner>>>() {
                 @Override
@@ -500,7 +500,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> createOrUpdateWith
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<NetworkSecurityGroupInner>() { }.getType());
     }
@@ -575,7 +575,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> beginCreateOrUpdat
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkSecurityGroupInner>>>() {
                 @Override
@@ -660,7 +660,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> updateTagsWithServ
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -734,7 +734,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> updateTagsWithServ
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -803,7 +803,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> beginUpdateTagsWit
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -888,7 +888,7 @@ public Observable<ServiceResponse<NetworkSecurityGroupInner>> beginUpdateTagsWit
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -995,7 +995,7 @@ public Observable<ServiceResponse<Page<NetworkSecurityGroupInner>>> listSinglePa
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkSecurityGroupInner>>>>() {
                 @Override
@@ -1108,7 +1108,7 @@ public Observable<ServiceResponse<Page<NetworkSecurityGroupInner>>> listByResour
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<NetworkSecurityGroupInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkWatchersInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkWatchersInner.java
index 317806ea78e..0687df726aa 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkWatchersInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/NetworkWatchersInner.java
@@ -252,7 +252,7 @@ public Observable<ServiceResponse<NetworkWatcherInner>> createOrUpdateWithServic
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.createOrUpdate(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkWatcherInner>>>() {
                 @Override
@@ -337,7 +337,7 @@ public Observable<ServiceResponse<NetworkWatcherInner>> getByResourceGroupWithSe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NetworkWatcherInner>>>() {
                 @Override
@@ -420,7 +420,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -486,7 +486,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -571,7 +571,7 @@ public Observable<ServiceResponse<NetworkWatcherInner>> updateTagsWithServiceRes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -656,7 +656,7 @@ public Observable<ServiceResponse<NetworkWatcherInner>> updateTagsWithServiceRes
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.updateTags(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -739,7 +739,7 @@ public Observable<ServiceResponse<List<NetworkWatcherInner>>> listByResourceGrou
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<List<NetworkWatcherInner>>>>() {
                 @Override
@@ -814,7 +814,7 @@ public Observable<ServiceResponse<List<NetworkWatcherInner>>> listWithServiceRes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<List<NetworkWatcherInner>>>>() {
                 @Override
@@ -907,7 +907,7 @@ public Observable<ServiceResponse<TopologyInner>> getTopologyWithServiceResponse
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getTopology(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<TopologyInner>>>() {
                 @Override
@@ -999,7 +999,7 @@ public Observable<ServiceResponse<VerificationIPFlowResultInner>> verifyIPFlowWi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.verifyIPFlow(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<VerificationIPFlowResultInner>() { }.getType());
     }
@@ -1074,7 +1074,7 @@ public Observable<ServiceResponse<VerificationIPFlowResultInner>> beginVerifyIPF
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginVerifyIPFlow(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VerificationIPFlowResultInner>>>() {
                 @Override
@@ -1167,7 +1167,7 @@ public Observable<ServiceResponse<NextHopResultInner>> getNextHopWithServiceResp
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getNextHop(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<NextHopResultInner>() { }.getType());
     }
@@ -1242,7 +1242,7 @@ public Observable<ServiceResponse<NextHopResultInner>> beginGetNextHopWithServic
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetNextHop(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<NextHopResultInner>>>() {
                 @Override
@@ -1334,7 +1334,7 @@ public Observable<ServiceResponse<SecurityGroupViewResultInner>> getVMSecurityRu
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         SecurityGroupViewParameters parameters = new SecurityGroupViewParameters();
         parameters.withTargetResourceId(targetResourceId);
         Observable<Response<ResponseBody>> observable = service.getVMSecurityRules(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -1410,7 +1410,7 @@ public Observable<ServiceResponse<SecurityGroupViewResultInner>> beginGetVMSecur
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         SecurityGroupViewParameters parameters = new SecurityGroupViewParameters();
         parameters.withTargetResourceId(targetResourceId);
         return service.beginGetVMSecurityRules(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1505,7 +1505,7 @@ public Observable<ServiceResponse<TroubleshootingResultInner>> getTroubleshootin
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getTroubleshooting(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<TroubleshootingResultInner>() { }.getType());
     }
@@ -1580,7 +1580,7 @@ public Observable<ServiceResponse<TroubleshootingResultInner>> beginGetTroublesh
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetTroubleshooting(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<TroubleshootingResultInner>>>() {
                 @Override
@@ -1672,7 +1672,7 @@ public Observable<ServiceResponse<TroubleshootingResultInner>> getTroubleshootin
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         QueryTroubleshootingParameters parameters = new QueryTroubleshootingParameters();
         parameters.withTargetResourceId(targetResourceId);
         Observable<Response<ResponseBody>> observable = service.getTroubleshootingResult(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -1748,7 +1748,7 @@ public Observable<ServiceResponse<TroubleshootingResultInner>> beginGetTroublesh
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         QueryTroubleshootingParameters parameters = new QueryTroubleshootingParameters();
         parameters.withTargetResourceId(targetResourceId);
         return service.beginGetTroubleshootingResult(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1843,7 +1843,7 @@ public Observable<ServiceResponse<FlowLogInformationInner>> setFlowLogConfigurat
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.setFlowLogConfiguration(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<FlowLogInformationInner>() { }.getType());
     }
@@ -1918,7 +1918,7 @@ public Observable<ServiceResponse<FlowLogInformationInner>> beginSetFlowLogConfi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginSetFlowLogConfiguration(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<FlowLogInformationInner>>>() {
                 @Override
@@ -2010,7 +2010,7 @@ public Observable<ServiceResponse<FlowLogInformationInner>> getFlowLogStatusWith
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         FlowLogStatusParameters parameters = new FlowLogStatusParameters();
         parameters.withTargetResourceId(targetResourceId);
         Observable<Response<ResponseBody>> observable = service.getFlowLogStatus(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -2086,7 +2086,7 @@ public Observable<ServiceResponse<FlowLogInformationInner>> beginGetFlowLogStatu
         if (targetResourceId == null) {
             throw new IllegalArgumentException("Parameter targetResourceId is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         FlowLogStatusParameters parameters = new FlowLogStatusParameters();
         parameters.withTargetResourceId(targetResourceId);
         return service.beginGetFlowLogStatus(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -2181,7 +2181,7 @@ public Observable<ServiceResponse<ConnectivityInformationInner>> checkConnectivi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.checkConnectivity(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<ConnectivityInformationInner>() { }.getType());
     }
@@ -2256,7 +2256,7 @@ public Observable<ServiceResponse<ConnectivityInformationInner>> beginCheckConne
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCheckConnectivity(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ConnectivityInformationInner>>>() {
                 @Override
@@ -2349,7 +2349,7 @@ public Observable<ServiceResponse<AzureReachabilityReportInner>> getAzureReachab
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getAzureReachabilityReport(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<AzureReachabilityReportInner>() { }.getType());
     }
@@ -2424,7 +2424,7 @@ public Observable<ServiceResponse<AzureReachabilityReportInner>> beginGetAzureRe
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetAzureReachabilityReport(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<AzureReachabilityReportInner>>>() {
                 @Override
@@ -2517,7 +2517,7 @@ public Observable<ServiceResponse<AvailableProvidersListInner>> listAvailablePro
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.listAvailableProviders(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<AvailableProvidersListInner>() { }.getType());
     }
@@ -2592,7 +2592,7 @@ public Observable<ServiceResponse<AvailableProvidersListInner>> beginListAvailab
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginListAvailableProviders(resourceGroupName, networkWatcherName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<AvailableProvidersListInner>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/OperationsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/OperationsInner.java
index 842c38c5464..e3654b74999 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/OperationsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/OperationsInner.java
@@ -145,7 +145,7 @@ public Observable<ServiceResponse<Page<OperationInner>>> call(ServiceResponse<Pa
      * @return the PagedList&lt;OperationInner&gt; object wrapped in {@link ServiceResponse} if successful.
      */
     public Observable<ServiceResponse<Page<OperationInner>>> listSinglePageAsync() {
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<OperationInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PacketCapturesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PacketCapturesInner.java
index 8d69a1a7419..e3ef27955fc 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PacketCapturesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PacketCapturesInner.java
@@ -176,7 +176,7 @@ public Observable<ServiceResponse<PacketCaptureResultInner>> createWithServiceRe
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.create(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<PacketCaptureResultInner>() { }.getType());
     }
@@ -258,7 +258,7 @@ public Observable<ServiceResponse<PacketCaptureResultInner>> beginCreateWithServ
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreate(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PacketCaptureResultInner>>>() {
                 @Override
@@ -349,7 +349,7 @@ public Observable<ServiceResponse<PacketCaptureResultInner>> getWithServiceRespo
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PacketCaptureResultInner>>>() {
                 @Override
@@ -439,7 +439,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -512,7 +512,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -603,7 +603,7 @@ public Observable<ServiceResponse<Void>> stopWithServiceResponseAsync(String res
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.stop(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -676,7 +676,7 @@ public Observable<ServiceResponse<Void>> beginStopWithServiceResponseAsync(Strin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginStop(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -768,7 +768,7 @@ public Observable<ServiceResponse<PacketCaptureQueryStatusResultInner>> getStatu
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getStatus(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<PacketCaptureQueryStatusResultInner>() { }.getType());
     }
@@ -842,7 +842,7 @@ public Observable<ServiceResponse<PacketCaptureQueryStatusResultInner>> beginGet
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetStatus(resourceGroupName, networkWatcherName, packetCaptureName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PacketCaptureQueryStatusResultInner>>>() {
                 @Override
@@ -927,7 +927,7 @@ public Observable<ServiceResponse<List<PacketCaptureResultInner>>> listWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkWatcherName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<List<PacketCaptureResultInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PublicIPAddressesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PublicIPAddressesInner.java
index aeef2a7fe8c..8a123e6c1e7 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PublicIPAddressesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/PublicIPAddressesInner.java
@@ -194,7 +194,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -260,7 +260,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -346,7 +346,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> getByResourceGroupWithS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PublicIPAddressInner>>>() {
@@ -428,7 +428,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> getByResourceGroupWithS
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PublicIPAddressInner>>>() {
                 @Override
@@ -520,7 +520,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> createOrUpdateWithServi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<PublicIPAddressInner>() { }.getType());
     }
@@ -595,7 +595,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> beginCreateOrUpdateWith
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<PublicIPAddressInner>>>() {
                 @Override
@@ -680,7 +680,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> updateTagsWithServiceRe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -754,7 +754,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> updateTagsWithServiceRe
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -823,7 +823,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> beginUpdateTagsWithServ
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -908,7 +908,7 @@ public Observable<ServiceResponse<PublicIPAddressInner>> beginUpdateTagsWithServ
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, publicIpAddressName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1015,7 +1015,7 @@ public Observable<ServiceResponse<Page<PublicIPAddressInner>>> listSinglePageAsy
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<PublicIPAddressInner>>>>() {
                 @Override
@@ -1128,7 +1128,7 @@ public Observable<ServiceResponse<Page<PublicIPAddressInner>>> listByResourceGro
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<PublicIPAddressInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFilterRulesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFilterRulesInner.java
index a6f8ce25eb1..6d1f75bf2d1 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFilterRulesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFilterRulesInner.java
@@ -168,7 +168,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -241,7 +241,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -334,7 +334,7 @@ public Observable<ServiceResponse<RouteFilterRuleInner>> getWithServiceResponseA
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterRuleInner>>>() {
                 @Override
@@ -433,7 +433,7 @@ public Observable<ServiceResponse<RouteFilterRuleInner>> createOrUpdateWithServi
             throw new IllegalArgumentException("Parameter routeFilterRuleParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), routeFilterRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteFilterRuleInner>() { }.getType());
     }
@@ -515,7 +515,7 @@ public Observable<ServiceResponse<RouteFilterRuleInner>> beginCreateOrUpdateWith
             throw new IllegalArgumentException("Parameter routeFilterRuleParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), routeFilterRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterRuleInner>>>() {
                 @Override
@@ -615,7 +615,7 @@ public Observable<ServiceResponse<RouteFilterRuleInner>> updateWithServiceRespon
             throw new IllegalArgumentException("Parameter routeFilterRuleParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.update(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), routeFilterRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteFilterRuleInner>() { }.getType());
     }
@@ -697,7 +697,7 @@ public Observable<ServiceResponse<RouteFilterRuleInner>> beginUpdateWithServiceR
             throw new IllegalArgumentException("Parameter routeFilterRuleParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginUpdate(resourceGroupName, routeFilterName, ruleName, this.client.subscriptionId(), routeFilterRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterRuleInner>>>() {
                 @Override
@@ -818,7 +818,7 @@ public Observable<ServiceResponse<Page<RouteFilterRuleInner>>> listByRouteFilter
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByRouteFilter(resourceGroupName, routeFilterName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteFilterRuleInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFiltersInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFiltersInner.java
index dd696898c96..8fd3cb5842b 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFiltersInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteFiltersInner.java
@@ -172,7 +172,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, routeFilterName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -238,7 +238,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, routeFilterName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -324,7 +324,7 @@ public Observable<ServiceResponse<RouteFilterInner>> getByResourceGroupWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, routeFilterName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterInner>>>() {
@@ -406,7 +406,7 @@ public Observable<ServiceResponse<RouteFilterInner>> getByResourceGroupWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, routeFilterName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterInner>>>() {
                 @Override
@@ -498,7 +498,7 @@ public Observable<ServiceResponse<RouteFilterInner>> createOrUpdateWithServiceRe
             throw new IllegalArgumentException("Parameter routeFilterParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, routeFilterName, this.client.subscriptionId(), routeFilterParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteFilterInner>() { }.getType());
     }
@@ -573,7 +573,7 @@ public Observable<ServiceResponse<RouteFilterInner>> beginCreateOrUpdateWithServ
             throw new IllegalArgumentException("Parameter routeFilterParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, routeFilterName, this.client.subscriptionId(), routeFilterParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterInner>>>() {
                 @Override
@@ -666,7 +666,7 @@ public Observable<ServiceResponse<RouteFilterInner>> updateWithServiceResponseAs
             throw new IllegalArgumentException("Parameter routeFilterParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.update(resourceGroupName, routeFilterName, this.client.subscriptionId(), routeFilterParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteFilterInner>() { }.getType());
     }
@@ -741,7 +741,7 @@ public Observable<ServiceResponse<RouteFilterInner>> beginUpdateWithServiceRespo
             throw new IllegalArgumentException("Parameter routeFilterParameters is required and cannot be null.");
         }
         Validator.validate(routeFilterParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginUpdate(resourceGroupName, routeFilterName, this.client.subscriptionId(), routeFilterParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteFilterInner>>>() {
                 @Override
@@ -854,7 +854,7 @@ public Observable<ServiceResponse<Page<RouteFilterInner>>> listByResourceGroupSi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteFilterInner>>>>() {
                 @Override
@@ -959,7 +959,7 @@ public Observable<ServiceResponse<Page<RouteFilterInner>>> listSinglePageAsync()
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteFilterInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteTablesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteTablesInner.java
index e65aa149dbc..71f6dbf30a6 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteTablesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RouteTablesInner.java
@@ -174,7 +174,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -240,7 +240,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -326,7 +326,7 @@ public Observable<ServiceResponse<RouteTableInner>> getByResourceGroupWithServic
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteTableInner>>>() {
@@ -408,7 +408,7 @@ public Observable<ServiceResponse<RouteTableInner>> getByResourceGroupWithServic
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteTableInner>>>() {
                 @Override
@@ -500,7 +500,7 @@ public Observable<ServiceResponse<RouteTableInner>> createOrUpdateWithServiceRes
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, routeTableName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteTableInner>() { }.getType());
     }
@@ -575,7 +575,7 @@ public Observable<ServiceResponse<RouteTableInner>> beginCreateOrUpdateWithServi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, routeTableName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteTableInner>>>() {
                 @Override
@@ -660,7 +660,7 @@ public Observable<ServiceResponse<RouteTableInner>> updateTagsWithServiceRespons
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -734,7 +734,7 @@ public Observable<ServiceResponse<RouteTableInner>> updateTagsWithServiceRespons
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -803,7 +803,7 @@ public Observable<ServiceResponse<RouteTableInner>> beginUpdateTagsWithServiceRe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -888,7 +888,7 @@ public Observable<ServiceResponse<RouteTableInner>> beginUpdateTagsWithServiceRe
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1003,7 +1003,7 @@ public Observable<ServiceResponse<Page<RouteTableInner>>> listByResourceGroupSin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteTableInner>>>>() {
                 @Override
@@ -1108,7 +1108,7 @@ public Observable<ServiceResponse<Page<RouteTableInner>>> listSinglePageAsync()
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteTableInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RoutesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RoutesInner.java
index 0e02234efbf..e8d4d97c44c 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RoutesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/RoutesInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, routeTableName, routeName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, routeTableName, routeName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<RouteInner>> getWithServiceResponseAsync(Strin
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, routeTableName, routeName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteInner>>>() {
                 @Override
@@ -424,7 +424,7 @@ public Observable<ServiceResponse<RouteInner>> createOrUpdateWithServiceResponse
             throw new IllegalArgumentException("Parameter routeParameters is required and cannot be null.");
         }
         Validator.validate(routeParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, routeTableName, routeName, this.client.subscriptionId(), routeParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<RouteInner>() { }.getType());
     }
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<RouteInner>> beginCreateOrUpdateWithServiceRes
             throw new IllegalArgumentException("Parameter routeParameters is required and cannot be null.");
         }
         Validator.validate(routeParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, routeTableName, routeName, this.client.subscriptionId(), routeParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<RouteInner>>>() {
                 @Override
@@ -628,7 +628,7 @@ public Observable<ServiceResponse<Page<RouteInner>>> listSinglePageAsync(final S
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, routeTableName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<RouteInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SecurityRulesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SecurityRulesInner.java
index 7281e6a4904..923a29dcf86 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SecurityRulesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SecurityRulesInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, networkSecurityGroupName, securityRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, networkSecurityGroupName, securityRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<SecurityRuleInner>> getWithServiceResponseAsyn
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, networkSecurityGroupName, securityRuleName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SecurityRuleInner>>>() {
                 @Override
@@ -424,7 +424,7 @@ public Observable<ServiceResponse<SecurityRuleInner>> createOrUpdateWithServiceR
             throw new IllegalArgumentException("Parameter securityRuleParameters is required and cannot be null.");
         }
         Validator.validate(securityRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, networkSecurityGroupName, securityRuleName, this.client.subscriptionId(), securityRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<SecurityRuleInner>() { }.getType());
     }
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<SecurityRuleInner>> beginCreateOrUpdateWithSer
             throw new IllegalArgumentException("Parameter securityRuleParameters is required and cannot be null.");
         }
         Validator.validate(securityRuleParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, networkSecurityGroupName, securityRuleName, this.client.subscriptionId(), securityRuleParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SecurityRuleInner>>>() {
                 @Override
@@ -628,7 +628,7 @@ public Observable<ServiceResponse<Page<SecurityRuleInner>>> listSinglePageAsync(
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, networkSecurityGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<SecurityRuleInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SubnetsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SubnetsInner.java
index 1dbfde1c40f..392007b0617 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SubnetsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/SubnetsInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<SubnetInner>> getWithServiceResponseAsync(Stri
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.get(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SubnetInner>>>() {
@@ -414,7 +414,7 @@ public Observable<ServiceResponse<SubnetInner>> getWithServiceResponseAsync(Stri
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SubnetInner>>>() {
                 @Override
@@ -513,7 +513,7 @@ public Observable<ServiceResponse<SubnetInner>> createOrUpdateWithServiceRespons
             throw new IllegalArgumentException("Parameter subnetParameters is required and cannot be null.");
         }
         Validator.validate(subnetParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), subnetParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<SubnetInner>() { }.getType());
     }
@@ -595,7 +595,7 @@ public Observable<ServiceResponse<SubnetInner>> beginCreateOrUpdateWithServiceRe
             throw new IllegalArgumentException("Parameter subnetParameters is required and cannot be null.");
         }
         Validator.validate(subnetParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, virtualNetworkName, subnetName, this.client.subscriptionId(), subnetParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<SubnetInner>>>() {
                 @Override
@@ -717,7 +717,7 @@ public Observable<ServiceResponse<Page<SubnetInner>>> listSinglePageAsync(final
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<SubnetInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/UsagesInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/UsagesInner.java
index 92cb7301881..ced0424e5c6 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/UsagesInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/UsagesInner.java
@@ -157,7 +157,7 @@ public Observable<ServiceResponse<Page<UsageInner>>> listSinglePageAsync(final S
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(location, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<UsageInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewayConnectionsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewayConnectionsInner.java
index 7eb075e67a9..02e838ecce5 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewayConnectionsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewayConnectionsInner.java
@@ -195,7 +195,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionInner>> createO
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<VirtualNetworkGatewayConnectionInner>() { }.getType());
     }
@@ -270,7 +270,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionInner>> beginCr
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayConnectionInner>>>() {
                 @Override
@@ -355,7 +355,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionInner>> getByRe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayConnectionInner>>>() {
                 @Override
@@ -438,7 +438,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -504,7 +504,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -590,7 +590,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionListEntityInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -664,7 +664,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionListEntityInner
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -733,7 +733,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionListEntityInner
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -818,7 +818,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayConnectionListEntityInner
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -911,7 +911,7 @@ public Observable<ServiceResponse<ConnectionSharedKeyInner>> setSharedKeyWithSer
         if (value == null) {
             throw new IllegalArgumentException("Parameter value is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         ConnectionSharedKeyInner parameters = new ConnectionSharedKeyInner();
         parameters.withValue(value);
         Observable<Response<ResponseBody>> observable = service.setSharedKey(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -987,7 +987,7 @@ public Observable<ServiceResponse<ConnectionSharedKeyInner>> beginSetSharedKeyWi
         if (value == null) {
             throw new IllegalArgumentException("Parameter value is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         ConnectionSharedKeyInner parameters = new ConnectionSharedKeyInner();
         parameters.withValue(value);
         return service.beginSetSharedKey(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1074,7 +1074,7 @@ public Observable<ServiceResponse<ConnectionSharedKeyInner>> getSharedKeyWithSer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getSharedKey(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ConnectionSharedKeyInner>>>() {
                 @Override
@@ -1187,7 +1187,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkGatewayConnectionInner>>> l
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkGatewayConnectionInner>>>>() {
                 @Override
@@ -1275,7 +1275,7 @@ public Observable<ServiceResponse<ConnectionResetSharedKeyInner>> resetSharedKey
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         ConnectionResetSharedKeyInner parameters = new ConnectionResetSharedKeyInner();
         parameters.withKeyLength(keyLength);
         Observable<Response<ResponseBody>> observable = service.resetSharedKey(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -1348,7 +1348,7 @@ public Observable<ServiceResponse<ConnectionResetSharedKeyInner>> beginResetShar
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         ConnectionResetSharedKeyInner parameters = new ConnectionResetSharedKeyInner();
         parameters.withKeyLength(keyLength);
         return service.beginResetSharedKey(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewaysInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewaysInner.java
index 724765d16a5..7cda3c824e6 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewaysInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkGatewaysInner.java
@@ -263,7 +263,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> createOrUpdateWit
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<VirtualNetworkGatewayInner>() { }.getType());
     }
@@ -338,7 +338,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> beginCreateOrUpda
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayInner>>>() {
                 @Override
@@ -423,7 +423,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> getByResourceGrou
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayInner>>>() {
                 @Override
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -572,7 +572,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -658,7 +658,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> updateTagsWithSer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -732,7 +732,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> updateTagsWithSer
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -801,7 +801,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> beginUpdateTagsWi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -886,7 +886,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> beginUpdateTagsWi
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1001,7 +1001,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkGatewayInner>>> listByResou
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkGatewayInner>>>>() {
                 @Override
@@ -1122,7 +1122,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkGatewayConnectionListEntity
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listConnections(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkGatewayConnectionListEntityInner>>>>() {
                 @Override
@@ -1206,7 +1206,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> resetWithServiceR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String gatewayVip = null;
         Observable<Response<ResponseBody>> observable = service.reset(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), gatewayVip, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<VirtualNetworkGatewayInner>() { }.getType());
@@ -1277,7 +1277,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> resetWithServiceR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.reset(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), gatewayVip, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<VirtualNetworkGatewayInner>() { }.getType());
     }
@@ -1344,7 +1344,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> beginResetWithSer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String gatewayVip = null;
         return service.beginReset(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), gatewayVip, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayInner>>>() {
@@ -1426,7 +1426,7 @@ public Observable<ServiceResponse<VirtualNetworkGatewayInner>> beginResetWithSer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginReset(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), gatewayVip, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkGatewayInner>>>() {
                 @Override
@@ -1519,7 +1519,7 @@ public Observable<ServiceResponse<String>> generatevpnclientpackageWithServiceRe
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.generatevpnclientpackage(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<String>() { }.getType());
     }
@@ -1594,7 +1594,7 @@ public Observable<ServiceResponse<String>> beginGeneratevpnclientpackageWithServ
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGeneratevpnclientpackage(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<String>>>() {
                 @Override
@@ -1686,7 +1686,7 @@ public Observable<ServiceResponse<String>> generateVpnProfileWithServiceResponse
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.generateVpnProfile(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<String>() { }.getType());
     }
@@ -1761,7 +1761,7 @@ public Observable<ServiceResponse<String>> beginGenerateVpnProfileWithServiceRes
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGenerateVpnProfile(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<String>>>() {
                 @Override
@@ -1846,7 +1846,7 @@ public Observable<ServiceResponse<String>> getVpnProfilePackageUrlWithServiceRes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getVpnProfilePackageUrl(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<String>() { }.getType());
     }
@@ -1913,7 +1913,7 @@ public Observable<ServiceResponse<String>> beginGetVpnProfilePackageUrlWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetVpnProfilePackageUrl(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<String>>>() {
                 @Override
@@ -1998,7 +1998,7 @@ public Observable<ServiceResponse<BgpPeerStatusListResultInner>> getBgpPeerStatu
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String peer = null;
         Observable<Response<ResponseBody>> observable = service.getBgpPeerStatus(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<BgpPeerStatusListResultInner>() { }.getType());
@@ -2069,7 +2069,7 @@ public Observable<ServiceResponse<BgpPeerStatusListResultInner>> getBgpPeerStatu
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getBgpPeerStatus(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<BgpPeerStatusListResultInner>() { }.getType());
     }
@@ -2136,7 +2136,7 @@ public Observable<ServiceResponse<BgpPeerStatusListResultInner>> beginGetBgpPeer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String peer = null;
         return service.beginGetBgpPeerStatus(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<BgpPeerStatusListResultInner>>>() {
@@ -2218,7 +2218,7 @@ public Observable<ServiceResponse<BgpPeerStatusListResultInner>> beginGetBgpPeer
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetBgpPeerStatus(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<BgpPeerStatusListResultInner>>>() {
                 @Override
@@ -2303,7 +2303,7 @@ public Observable<ServiceResponse<String>> supportedVpnDevicesWithServiceRespons
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.supportedVpnDevices(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<String>>>() {
                 @Override
@@ -2387,7 +2387,7 @@ public Observable<ServiceResponse<GatewayRouteListResultInner>> getLearnedRoutes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getLearnedRoutes(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<GatewayRouteListResultInner>() { }.getType());
     }
@@ -2454,7 +2454,7 @@ public Observable<ServiceResponse<GatewayRouteListResultInner>> beginGetLearnedR
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetLearnedRoutes(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<GatewayRouteListResultInner>>>() {
                 @Override
@@ -2546,7 +2546,7 @@ public Observable<ServiceResponse<GatewayRouteListResultInner>> getAdvertisedRou
         if (peer == null) {
             throw new IllegalArgumentException("Parameter peer is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getAdvertisedRoutes(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<GatewayRouteListResultInner>() { }.getType());
     }
@@ -2620,7 +2620,7 @@ public Observable<ServiceResponse<GatewayRouteListResultInner>> beginGetAdvertis
         if (peer == null) {
             throw new IllegalArgumentException("Parameter peer is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetAdvertisedRoutes(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), peer, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<GatewayRouteListResultInner>>>() {
                 @Override
@@ -2713,7 +2713,7 @@ public Observable<ServiceResponse<VpnClientIPsecParametersInner>> setVpnclientIp
             throw new IllegalArgumentException("Parameter vpnclientIpsecParams is required and cannot be null.");
         }
         Validator.validate(vpnclientIpsecParams);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.setVpnclientIpsecParameters(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), vpnclientIpsecParams, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<VpnClientIPsecParametersInner>() { }.getType());
     }
@@ -2788,7 +2788,7 @@ public Observable<ServiceResponse<VpnClientIPsecParametersInner>> beginSetVpncli
             throw new IllegalArgumentException("Parameter vpnclientIpsecParams is required and cannot be null.");
         }
         Validator.validate(vpnclientIpsecParams);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginSetVpnclientIpsecParameters(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), vpnclientIpsecParams, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnClientIPsecParametersInner>>>() {
                 @Override
@@ -2873,7 +2873,7 @@ public Observable<ServiceResponse<VpnClientIPsecParametersInner>> getVpnclientIp
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.getVpnclientIpsecParameters(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<VpnClientIPsecParametersInner>() { }.getType());
     }
@@ -2940,7 +2940,7 @@ public Observable<ServiceResponse<VpnClientIPsecParametersInner>> beginGetVpncli
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginGetVpnclientIpsecParameters(resourceGroupName, virtualNetworkGatewayName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VpnClientIPsecParametersInner>>>() {
                 @Override
@@ -3032,7 +3032,7 @@ public Observable<ServiceResponse<String>> vpnDeviceConfigurationScriptWithServi
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.vpnDeviceConfigurationScript(resourceGroupName, virtualNetworkGatewayConnectionName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<String>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkPeeringsInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkPeeringsInner.java
index c637b254af7..ee618ddc7bf 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkPeeringsInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworkPeeringsInner.java
@@ -159,7 +159,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, virtualNetworkName, virtualNetworkPeeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -232,7 +232,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, virtualNetworkName, virtualNetworkPeeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -325,7 +325,7 @@ public Observable<ServiceResponse<VirtualNetworkPeeringInner>> getWithServiceRes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.get(resourceGroupName, virtualNetworkName, virtualNetworkPeeringName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkPeeringInner>>>() {
                 @Override
@@ -424,7 +424,7 @@ public Observable<ServiceResponse<VirtualNetworkPeeringInner>> createOrUpdateWit
             throw new IllegalArgumentException("Parameter virtualNetworkPeeringParameters is required and cannot be null.");
         }
         Validator.validate(virtualNetworkPeeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, virtualNetworkName, virtualNetworkPeeringName, this.client.subscriptionId(), virtualNetworkPeeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<VirtualNetworkPeeringInner>() { }.getType());
     }
@@ -506,7 +506,7 @@ public Observable<ServiceResponse<VirtualNetworkPeeringInner>> beginCreateOrUpda
             throw new IllegalArgumentException("Parameter virtualNetworkPeeringParameters is required and cannot be null.");
         }
         Validator.validate(virtualNetworkPeeringParameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, virtualNetworkName, virtualNetworkPeeringName, this.client.subscriptionId(), virtualNetworkPeeringParameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkPeeringInner>>>() {
                 @Override
@@ -628,7 +628,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkPeeringInner>>> listSingleP
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkPeeringInner>>>>() {
                 @Override
diff --git a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworksInner.java b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworksInner.java
index e14978f9daf..0975939f165 100644
--- a/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworksInner.java
+++ b/azure-mgmt-network/src/main/java/com/microsoft/azure/management/network/implementation/VirtualNetworksInner.java
@@ -186,7 +186,7 @@ public Observable<ServiceResponse<Void>> deleteWithServiceResponseAsync(String r
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.delete(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPostOrDeleteResultAsync(observable, new TypeToken<Void>() { }.getType());
     }
@@ -252,7 +252,7 @@ public Observable<ServiceResponse<Void>> beginDeleteWithServiceResponseAsync(Str
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginDelete(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Void>>>() {
                 @Override
@@ -338,7 +338,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> getByResourceGroupWithSe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String expand = null;
         return service.getByResourceGroup(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkInner>>>() {
@@ -420,7 +420,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> getByResourceGroupWithSe
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.getByResourceGroup(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, expand, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkInner>>>() {
                 @Override
@@ -512,7 +512,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> createOrUpdateWithServic
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         Observable<Response<ResponseBody>> observable = service.createOrUpdate(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent());
         return client.getAzureClient().getPutOrPatchResultAsync(observable, new TypeToken<VirtualNetworkInner>() { }.getType());
     }
@@ -587,7 +587,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> beginCreateOrUpdateWithS
             throw new IllegalArgumentException("Parameter parameters is required and cannot be null.");
         }
         Validator.validate(parameters);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.beginCreateOrUpdate(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), parameters, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<VirtualNetworkInner>>>() {
                 @Override
@@ -672,7 +672,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> updateTagsWithServiceRes
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -746,7 +746,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> updateTagsWithServiceRes
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         Observable<Response<ResponseBody>> observable = service.updateTags(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent());
@@ -815,7 +815,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> beginUpdateTagsWithServi
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final Map<String, String> tags = null;
         TagsObject parameters = new TagsObject();
         parameters.withTags(null);
@@ -900,7 +900,7 @@ public Observable<ServiceResponse<VirtualNetworkInner>> beginUpdateTagsWithServi
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
         Validator.validate(tags);
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         TagsObject parameters = new TagsObject();
         parameters.withTags(tags);
         return service.beginUpdateTags(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), parameters, this.client.userAgent())
@@ -1007,7 +1007,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkInner>>> listSinglePageAsyn
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.list(this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkInner>>>>() {
                 @Override
@@ -1120,7 +1120,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkInner>>> listByResourceGrou
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listByResourceGroup(resourceGroupName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkInner>>>>() {
                 @Override
@@ -1204,7 +1204,7 @@ public Observable<ServiceResponse<IPAddressAvailabilityResultInner>> checkIPAddr
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         final String ipAddress = null;
         return service.checkIPAddressAvailability(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), ipAddress, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<IPAddressAvailabilityResultInner>>>() {
@@ -1286,7 +1286,7 @@ public Observable<ServiceResponse<IPAddressAvailabilityResultInner>> checkIPAddr
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.checkIPAddressAvailability(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), ipAddress, apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<IPAddressAvailabilityResultInner>>>() {
                 @Override
@@ -1407,7 +1407,7 @@ public Observable<ServiceResponse<Page<VirtualNetworkUsageInner>>> listUsageSing
         if (this.client.subscriptionId() == null) {
             throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
         }
-        final String apiVersion = "2018-02-01";
+        final String apiVersion = "2018-05-01";
         return service.listUsage(resourceGroupName, virtualNetworkName, this.client.subscriptionId(), apiVersion, this.client.acceptLanguage(), this.client.userAgent())
             .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<Page<VirtualNetworkUsageInner>>>>() {
                 @Override