MULTICAST VIDEO CONFERENCE SYSTEM AND METHOD BASED ON VOIP

摘要

The present invention relates to a videoconferencing system meoltae cast of voice / video / data systems through a video conference and VoIP Telphony system based on the Internet. After When connected to the VoIP terminal by pressing a certain number of authentication whether the legitimate user; the present invention, including the trunk Gateway system works with the subscriber gateway (CPG) or a group of telephone PBX number of VoIP stations that can be a call over the Internet, It is configured as a multicast web conferencing system that provides videoconferencing services between VoIP devices, and multicast web conference system includes a web server and call server, MCU server, and DB server. Therefore, according to the present invention can complete the implementation of the voice / data / image between the remote and addition by linking the VoIP Telephony Gateway on an existing installation may build the multi-party video conferencing system at a very low cost, the H.323 codec Hardware Control the use of VoIP Telephony communications equipment installed high-quality voice calls realized through the group, as well as may be provided for multilateral multicasting between remote locations (multipoint simultaneous calls) services through the same terminal. In particular, access to instant messaging and Web conferencing easy and convenient video conferencing services if needed to support the system