scope:

This Recommendation focuses on the protocols of a visual surveillance system with mobile units and the services related to mobile units, such as a mobile customer unit accessing real-time video stream from a visual surveillance system.

This Recommendation defines the reference points and focuses on the protocols for a mobile visual surveillance system, based on the architecture defined in [ITU-T H.626.1].

Furthermore, this Recommendation utilizes and extends some existing protocols such as session initiation protocol (SIP), real-time transport protocol (RTP), real-time streaming protocol (RTSP) and hypertext transfer protocol (HTTP) and also defines the message format and text.