Update network-requirements.md

Author: alt-key

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

@@ -51,6 +51,7 @@ Communication between the following ports must be allowed from the management ma
 |--|--|--|--|--|
 |SSH| 22 | `appliance VM IPs` and `Management machine` | Bidirectional | Used for deploying and maintaining the appliance VM.|
 |Kubernetes API server| 6443 | `appliance VM IPs` and `Management machine` | Bidirectional | Management of the appliance VM.|
+|SSH| 22 | `control plane IP` and `Management machine` | Bidirectional | Used for deploying and maintaining the appliance VM.|
 |Kubernetes API server| 6443 | `control plane IP` and `Management machine` | Bidirectional | Management of the appliance VM.|
 |HTTPS | 443 | `private cloud control plane address` and `Management machine` | Management machine needs outbound connection. | Communication with control plane (ex: VMware vCenter address).|