Port 5091 is used for Secure Sockets Layer (SSL) communications for the Novell GroupWise email and collaboration server. It is commonly used for secure email communication within a corporate environment.
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 5091 |
sctp |
cxtp |
Context Transfer Protocol |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |