diff --git a/azure-mgmt-network/azure/mgmt/network/v2015_06_15/build.json b/azure-mgmt-network/azure/mgmt/network/v2015_06_15/build.json
index 42d99e1badb6..f9030ff9e658 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2015_06_15/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2015_06_15/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:30:56Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:57:18Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2016_09_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2016_09_01/build.json
index 088eb209e624..d0cba078b8bc 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2016_09_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2016_09_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:31:59Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:57:40Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2016_12_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2016_12_01/build.json
index fa4a9db6a5bd..f5d429cff686 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2016_12_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2016_12_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:33:02Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:58:05Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2017_03_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2017_03_01/build.json
index 2a71d3cd5132..974839772299 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2017_03_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2017_03_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:34:11Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:58:32Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2017_06_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2017_06_01/build.json
index 489c6de7a5d0..64b99d72824b 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2017_06_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2017_06_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:35:42Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:59:09Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2017_08_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2017_08_01/build.json
index 1fcd7286a91e..8ffaa962a599 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2017_08_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2017_08_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-13T15:37:29Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T00:59:48Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2017_09_01/build.json b/azure-mgmt-network/azure/mgmt/network/v2017_09_01/build.json
index 387bfefb52c7..4fea5d838406 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2017_09_01/build.json
+++ b/azure-mgmt-network/azure/mgmt/network/v2017_09_01/build.json
@@ -1 +1 @@
-{"autorest": "1.2.2", "date": "2017-09-18T20:16:34Z", "version": ""}
\ No newline at end of file
+{"autorest": "1.2.2", "date": "2017-09-20T01:00:27Z", "version": ""}
\ No newline at end of file
diff --git a/azure-mgmt-network/azure/mgmt/network/v2017_09_01/models/virtual_network_peering.py b/azure-mgmt-network/azure/mgmt/network/v2017_09_01/models/virtual_network_peering.py
index 60897901063c..b4471e44dc3c 100644
--- a/azure-mgmt-network/azure/mgmt/network/v2017_09_01/models/virtual_network_peering.py
+++ b/azure-mgmt-network/azure/mgmt/network/v2017_09_01/models/virtual_network_peering.py
@@ -34,7 +34,9 @@ class VirtualNetworkPeering(SubResource):
      flag cannot be set if virtual network already has a gateway.
     :type use_remote_gateways: bool
     :param remote_virtual_network: The reference of the remote virtual
-     network.
+     network. The remote virtual network can be in the same or different region
+     (preview). See here to register for the preview and learn more
+     (https://docs.microsoft.com/en-us/azure/virtual-network/virtual-network-create-peering).
     :type remote_virtual_network: :class:`SubResource
      <azure.mgmt.network.v2017_09_01.models.SubResource>`
     :param peering_state: The status of the virtual network peering. Possible