这是一个呼叫中心的php源码，具体怎么用还有待高人二次研发，呼叫中心的具体应用还有很多，比如群呼，网内通信，ip通信-This is a call center of the php source code, specifically how to use yet Gaoren secondary research and development, call center there are many specific applications, such as group call, net

php视频会议源码，支持多人视频，以及演讲模式，最多支持50人同时视频-php video conferencing source code, support multiplayer video, and speech patterns, supports up to 50 simultaneous video