Port 6901 is commonly used for the VNC (Virtual Network Computing) remote desktop protocol. It is used to allow remote access and control of a computer by transmitting the graphical desktop interface from the remote device to the user’s device.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
Port |
Protocol (TCP/UDP) |
Title |
Description |
Port Type |
Port 6901 |
tcp |
jetstream |
Novell Jetstream messaging |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |
Port 6901 | BitTorrent part of full range of ports used most often | |
Port 6901 | Windows Live Messenger (Voice) |