Port 1720 — h323hostcall

H.323 Call Control Signalling

Transport protocols: tcp, udp, sctp

Registered Services

• h323hostcall / tcp — H.323 Call Control Signalling
• h323hostcall / udp — H.323 Call Control Signalling
• h323hostcall / sctp — H.323 Call Control

Assignment from the IANA Service Name and Transport Protocol Port Number Registry.