ITU-T Recommendation H.320
Title: Narrow-band visual telephone systems and terminal equipment
Date of adoption: 03/1996
This Recommendation specifies technical requirements for narrow-band visual telephone systems and terminal equipment, typically for videoconferencing and videophone services. It describes a generic system configuration consisting of a number of elements which are specified by respective ITU-T Recommendations, definition of communication modes and terminal types, call control arrangements, terminal aspects and interworking requirements. This revision reflects the progress in relevant H-Series Recommendations such as H.233, H.234, H.242, H.243, H.244, etc.