Port 3389 (tcp/udp) :: SpeedGuide
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Describe
port 3389 tcp or udp TCP enables two hosts to establish a connection and exchange streams of data. TCP guarantees delivery of data and that packets will be delivered in the same order in which they were sent. Guaranteed communication/delivery is the key difference between TCP and UDP. UDP ports use the Datagram Protocol..
sports betting Remote Desktop requires TCP port 3389 to be open. 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.
port 3389 This article describes the Remote Desktop Protocol (RDP) that's used for communication between the Terminal Server and the Terminal Server Client. RDP is encapsulated and encrypted within TCP. Original KB number: 186607