Open323
dialup audio
NetMeeting/OpenH323 Q.931
gnugk
packetizer VOIP, H.263, packet-switched conversational protocols
h323forum
h323forum papers
itu-t implgd1_ww7.zip
H-510_final_draft_ncm.zip
rfc3309 Stream Control Transmission Protocol (SCTP)
H.323 stack in JAVA
/alphaworks.ibm.com phone4java
itu X.680-0207.pdf
itu studygroups/com17