Packetizer Forums

Miscellaneous VoIP/Videoconferencing Topics
Discussion related to multimedia signaling that does not fit into any of the other areas

WebRTC
This group is for discussing real-time voice and video communications that are implemented within a web browser.

Session Initiation Protocol (SIP)
Discussion related to the Session Initiation Protocol

H.323 (Packet-Switched Multimedia Systems)
Discussion related to the ITU-T Recommendation H.323

GNU Gatekeeper (GnuGk)
Discussion related to the GnuGK product from https://www.gnugk.org.

H.323 Plus (Open Source H.323 Stack)
Discussion related to implementation and use of the H.323 Plus H.323 stack at https://www.h323plus.org.

SIP / H.323 Interworking
Discussion related to SIP / H.323 interworking issues

Real-time Transport Protocol (RTP)
Discussion of Real-time Transport Protocol (RTP), Secure RTP (SRTP), and the transport of media over DTLS

T.38 / Fax over IP (FoIP) and V.150-series / Modem over IP (MoIP)
Discussion related to the T.38 standard for transmitting Fax over IP (FoIP) and Modem over IP (MoIP)

eXtensible Messaging and Presence Protocol (XMPP)
Discussion related to XMPP (aka, Jabber), including instant messaging, presence, and Jingle (for voice/video)

Testing Issues, Equipment, and Solutions
Discussion related to the development, deployment, and use of test equipment for multimedia communication systems

Audio Codecs
Discussion of voice codecs, including G.711, G.723.1, G.729, and iLBC

Video Codecs
Discussion of various video codecs, including H.261, H.262, H.263, and H.264