Registered · Cross-platform

1719 H.323 RAS

TCP Yes
UDP Yes
SCTP —
DCCP —

What it is

H.323 registration/admission/status signaling.

When / why

VoIP/video gatekeeper registration.

Protocol status detail

TransportStatusMeaning
TCP Yes Assigned by IANA and standardized, specified, or widely used on this port.
UDP Yes Assigned by IANA and standardized, specified, or widely used on this port.
SCTP — Not applicable for this transport.
DCCP — Not applicable for this transport.
« 1701 L2TP 1720 H.323 call signaling »

Port range

Registered (1024–49151). Assigned by IANA on request; usable without elevated privileges on most systems.

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