Merge pull request #212123 from thisisanniefang/patch-42

Portal internal LB: add zone instructions

Author: tamarakhader

articles/load-balancer/move-across-regions-internal-load-balancer-portal.md

@@ -270,6 +270,37 @@ The following steps show how to prepare the internal load balancer for the move
         ```
       For more information on the differences between basic and standard sku load balancers, see [Azure Standard Load Balancer overview](./load-balancer-overview.md)
 
+    * **Availability zone** - You can change the zone(s) of the load balancer's frontend by changing the **zone** property. If the zone property isn't specified, the frontend will be created as no-zone. You can specify a single zone to create a zonal frontend or all 3 zones for a zone-redundant frontend.
+
+        ```json
+        "frontendIPConfigurations": [
+        { 
+            "name": "myfrontendIPinbound",
+            "etag": "W/\"39e5e9cd-2d6d-491f-83cf-b37a259d86b6\"",
+            "type": "Microsoft.Network/loadBalancers/frontendIPConfigurations",
+            "properties": {
+                "provisioningState": "Succeeded",
+                "privateIPAddress": "10.0.0.6",
+                "privateIPAllocationMethod": "Dynamic",
+                "subnet": {
+                    "id": "[concat(parameters('virtualNetworks_myVNET2_internalid'), '/subnet-1')]"
+                },
+                "loadBalancingRules": [
+                    {
+                        "id": "[concat(resourceId('Microsoft.Network/loadBalancers', parameters('loadBalancers_myLoadBalancer_name')), '/loadBalancingRules/myInboundRule')]"
+                    }
+                ],
+                "privateIPAddressVersion": "IPv4"
+            },
+            "zones": [
+                "1",
+                "2",
+                "3"
+            ]
+        },
+        ```
+        For more about availability zones, see [Regions and availability zones in Azure](../availability-zones/az-overview.md).
+
     * **Load balancing rules** - You can add or remove load balancing rules in the configuration by adding or removing entries to the **loadBalancingRules** section of the **template.json** file:
 
         ```json
@@ -398,4 +429,4 @@ In this tutorial, you moved an Azure internal load balancer from one region to a
 
 
 - [Move resources to a new resource group or subscription](../azure-resource-manager/management/move-resource-group-and-subscription.md)
-- [Move Azure VMs to another region](../site-recovery/azure-to-azure-tutorial-migrate.md)
+- [Move Azure VMs to another region](../site-recovery/azure-to-azure-tutorial-migrate.md)