Ports That Are Used by RDS - Windows Server | Microsoft Learn

3389 port is used for Port 3389 is used for Remote Desktop Protocol (RDP) connections that allow remote access to Windows machines. Keeping port 3389 open exposes systems to attacks, so it should be closed by default and only selectively opened when needed for remote access. Restricting access to port 3389 is crucial..

3389 port used for  Learn how port 3389 enables secure Remote Desktop Protocol (RDP) access. Discover its functions, security risks, and 8 best practices for maximizing protection.

port 3389 not listening  RDP Port 3389 is the default network port for Remote Desktop Protocol, which allows remote access to computers or servers. Learn how to change it, why to change it, and how to secure it from attacks.