Adding Arc Gateway info.

Author: EthanChangAED

articles/iot-operations/deploy-iot-ops/overview-deploy.md

@@ -94,21 +94,23 @@ Azure IoT Operations supports Azure Arc sites for organizing instances. A _site_
 
 For more information, see [What is Azure Arc site manager (preview)?](/azure/azure-arc/site-manager/overview)
 
-## Domain allowlist for Azure IoT Operations
+## Azure IoT Operations endpoints
 
 If you use enterprise firewalls or proxies to manage outbound traffic, configure the following endpoints before deploying Azure IoT Operations.
 
 1. Endpoints in the [Azure Arc-enabled Kubernetes endpoints](/azure/azure-arc/network-requirements-consolidated#azure-arc-enabled-kubernetes-endpoints).
+    >[!NOTE]
+    >If you use *Azure Arc Gateway* to connect your cluster to Arc, you can bypass a smaller set of endpoints based on the [Arc Gateway guidance](/azure/azure-arc/servers/arc-gateway#step-3-ensure-the-required-urls-are-allowed-in-your-environment).
 1. Endpoints in [Azure CLI endpoints](/azure/azure-cli-endpoints?tabs=azure-cloud#endpoints).
-    - You will need `graph.windows.net`, `*.azurecr.io`, `*.blob.core.windows.net`, `*.vault.azure.net` from this endpoint list.
+    - You need `graph.windows.net`, `*.azurecr.io`, `*.blob.core.windows.net`, `*.vault.azure.net` from this endpoint list.
 1. The following endpoints are required specifically for Azure IoT Operations:
 
     |Endpoints (DNS) | Description |
     |-|-|
     | `<customer-specific>.blob.storage.azure.net` | Storage for schema registry. Refer to [storage account endpoints](/azure/storage/common/storage-account-overview#storage-account-endpoints) for identifying the customer specific subdomain of your endpoint. |
 
 
-1. To push data to the cloud, you will need to enable the following endpoints based on your choice of data platform.
+1. To push data to the cloud, you need to enable the following endpoints based on your choice of data platform.
     - To enable endpoints for Microsoft Fabric OneLake, see [Add Fabric URLs to your allowlist](/fabric/security/fabric-allow-list-urls#onelake).
     - To enable endpoints for Event Hubs, see [Troubleshoot connectivity issues - Azure Event Hubs](/azure/event-hubs/troubleshooting-guide).
     - To enable endpoints for Event Grid, see [Troubleshoot connectivity issues - Azure Event Grid](/azure/event-grid/troubleshoot-network-connectivity).