Port 3389: What Is It Used for & How to Open It for RDP -...

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3389 port is used for Port 3389 is used for Windows Remote Desktop and Remote Assistance connections (RDP), as well as some security vulnerabilities and applications. Learn more about the protocol, service, threats, and references for port 3389..

3389 port is used for What Is Port 3389 and Why Should You Care? Port 3389 is the default port used by Remote Desktop Protocol (RDP), the built-in Windows feature that lets you access and control your computer or server remotely. Imagine sitting at your home office and needing to jump into your work computer across town.

topolino 3389 RDP common ports In addition to port 3389, the following ports may also be used by RDP: TCP 3388: This port is used by RDP in a load-balanced environment where multiple servers are providing remote desktop services. TCP 3387: This port is used by RDP for a secondary listening port in case the primary listening port (3389) is unavailable. TCP 3390: This port is sometimes used as an alternate ...