Merge pull request #272670 from alt-key/docs-editor/network-requirements-1713476226

add ports being listened to

Author: prmerger-automator[bot]

articles/azure-arc/resource-bridge/network-requirements.md

@@ -59,6 +59,20 @@ The default value for `noProxy` is `localhost,127.0.0.1,.svc,10.0.0.0/8,172.16.0
 
 > [!IMPORTANT]
 > When listing multiple addresses for the `noProxy` settings, don't add a space after each comma to separate the addresses. The addresses must immediately follow the commas.
+>
+
+## Internal Port Listening
+
+As a notice, you should be aware that the appliance VM is configured to listen on the following ports. These ports are used exclusively for internal processes and do not require external access:
+
+- 8443 – Endpoint for AAD Authentication Webhook
+
+- 10257 – Endpoint for Arc resource bridge metrics
+
+- 10250 – Endpoint for Arc resource bridge metrics
+
+- 2382 – Endpoint for Arc resource bridge metrics
+
 
 ## Next steps