What port should I open to allow remote desktop? - Server Fault
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3389 port tcp or udp You should open TCP and UDP 3389 (unless you specified a custom port). While the accepted answer (only TCP 3389) used to be correct at the time, it is no longer up to date..
port 3389 rdp Actually, Remote Desktop requires TCP port 3389 to be open. Also, opening UDP port 3389 enables acceleration since RDP 8.0 (e.g. Windows 7 with RDP 8 Update, Windows 8, or Windows 10). In other words, if you use the former version of RDP (before RDP 8.0), then TCP will be the only protocol that can be used.
3389 game Likewise, what is port 3389 commonly used for? Port 3389 Basics TCP Port 3389 is used for the Windows Remote Desktop Protocol (RDP) and is also sometimes used by Windows Terminal Server. You may choose to allow or open this port in Windows Firewall to give another computer, either on the same network or another network, access to your computer.