Description
3389 port rdp Remote Desktop allows remote connections to computers running Windows or Windows Server over the Remote Desktop Protocol (RDP), listening on port 3389 by default. For security or configuration purposes, you might want to change this listening port..
3389 port forwarding Also, opening UDP port 3389 enables acceleration since RDP 8.0. It is possible to change the port used by the terminal server (or PC which is accessed), see this Microsoft support article: How to change the listening port for Remote Desktop.
m 3389 top TCP 443 (HTTPS): Required if RDWeb is deployed. TCP and UDP 3389: Standard Remote Desktop Protocol (RDP) port. It can be configured to a different port number on the host and client.