Description
3389 port 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..
3389 port service RDP Port, also known as Port 3389, is the default network port used by Remote Desktop Protocol. It serves as the communication channel through which RDP clients (users) connect to RDP servers (remote computers or servers).
3389 com 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.