This Recommendation, which defines protocol stacks for terminals and MCUs, specifies network-specific aspects of the T.120 protocol suite, in the form of profiles for each network identified. Each profile specifies a set of protocols that extend to layer
ITU-T T.123-1999 history
2007ITU-T T.123-2007 Network-specific data protocol stacks for multimedia conferencing (Study Group 16)
1999ITU-T T.123-1999 Network Specific Data Protocol Stacks for Multimedia Conferencing - Series T: Terminals for Telematic Services Study Group 16; 75 pp