Port 1641 is used for network licensing services by Autodesk products, such as AutoCAD. It is used for communication between the client computers and the license server, allowing the users to access the licenses needed to run the software.
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 1641 |
tcp |
invision |
InVision |
REGISTERED PORT |
Port 1641 |
udp |
invision |
InVision |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |