What port does H.323 use?

H.323 uses port 1720 by default.

Unknown

H.323

Q: What is H.323?

H.323 (H.323) is a Application Layer protocol in the VoIP & Streaming category. ITU-T standard for multimedia communications over packet networks. Comprehensive umbrella protocol covering audio (G.711, G.729), video (H.261), and signaling for enterprise VoIP.

Application Layer — VoIP & Streaming

Aperçu du protocole

Nom complet H.323

Abréviation H.323

Couche OSI Application Layer

Catégorie VoIP & Streaming

Port par défaut 1720

À propos H.323

ITU-T standard for multimedia communications over packet networks. Comprehensive umbrella protocol covering audio (G.711, G.729), video (H.261), and signaling for enterprise VoIP.

Application Layer VoIP & Streaming Port 1720

Protocoles associés — Application Layer

HTTP Hypertext Transfer Protocol HTTPS HTTP Secure HTTP/2 HTTP/2 HTTP/3 HTTP/3 WS WebSocket SMTP Simple Mail Transfer Protocol IMAP Internet Message Access Protocol POP3 Post Office Protocol v3