port 3389 Port 3389 là cổng mặc định cho Remote Desktop. Hướng dẫn mở cổng trên tường lửa Windows để bảo đảm kết nối từ xa hiệu quả..
7m-sport-vn
By default, Windows uses TCP port 3389 to connect to the desktop of a remote computer via the RDP (Remote Desktop Protocol). This article describes how to change the default port number for the RDP service to a different port number for both desktop versions of Windows and Windows Server.
m88-msports
Port 3389 is the assigned port for Remote Desktop Protocol, which allows users to access and take control of a different computer. But with so many security concerns, should you even use it?