Clarify intracluster network for GHES HA (github#29608)

content/admin/enterprise-management/configuring-high-availability/creating-a-high-availability-replica.md

@@ -19,7 +19,7 @@ shortTitle: Create HA replica
 ## Creating a high availability replica
 
 1. Set up a new {% data variables.product.prodname_ghe_server %} appliance on your desired platform. The replica appliance should mirror the primary appliance's CPU, RAM, and storage settings. We recommend that you install the replica appliance in an independent environment. The underlying hardware, software, and network components should be isolated from those of the primary appliance. If you are a using a cloud provider, use a separate region or zone. For more information, see ["Setting up a {% data variables.product.prodname_ghe_server %} instance"](/enterprise/admin/guides/installation/setting-up-a-github-enterprise-server-instance).
-1. Ensure that both the primary appliance and the new replica appliance can communicate with each other over ports 122/TCP and 1194/UDP. For more information, see "[Network ports](/admin/configuration/configuring-network-settings/network-ports#administrative-ports)."
+1. Ensure that the new appliance can communicate with all other appliances in this high availability environment over ports 122/TCP and 1194/UDP. For more information, see "[Network ports](/admin/configuration/configuring-network-settings/network-ports#administrative-ports)."
 1. In a browser, navigate to the new replica appliance's IP address and upload your {% data variables.product.prodname_enterprise %} license.
 {% data reusables.enterprise_installation.replica-steps %}
 1. Connect to the replica appliance's IP address using SSH.