Port 656 is currently unassigned by IANA (Internet Assigned Numbers Authority) and has no officially assigned services or applications.
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 656 |
tcp |
spmp |
SPMP |
WELL KNOWN PORT |
Port 656 |
udp |
spmp |
SPMP |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |