Method and a System of Realizing the Preview of Multicast Video Program in Wide-Band Access Network

摘要

A method for implementing preview of multicast video program in a broadband access network includes: storing preview qualification of a subscriber in an access layer device; controlling, at the access layer device, the subscriber to preview the video traffic in accordance with the preview qualification. A system for implementing preview of multicast video programs in a broadband access network includes: a video traffic/subscriber management system server, for obtaining subscriber preview qualification information for video traffic, and sending the qualification information with the program information to a video preview processing part; the video preview processing part, located in the access layer device, for obtaining and storing the preview qualification information and program information, managing the video traffic developed by the subscriber in accordance with the preview qualification and program information.