The only Port that needs to be open is Outbound TCP port 443. This port is usually open and accessible already because it is the Secure (HTTPS) for traffic. In hardened environments you may need to check that it is open for you.



Important the connector must have access to the following endpoints in your router:
- https://*.print.microsoft.com
- https://*.microsoftonline.com
- https://*.azure.com
- https://*.msftauth.net