I found some connection problems with BitTorrent and solve this problem. A paper about this problem has been accepted by IEEE ICN2008

IM 系统，实现了消息发送，P2P视频，多人视频会议，离线消息，并且还有QQ 没有的离线发送自定义表情，中间还有些BUG ，希望大家一起解决问题。谢谢！-IM systems, implementation of the messaging, P2P video, more video conferencing, offline messages, and there is no QQ offline Send自定义表情, between some BUG, hope that everyone

这个软件主要用于解决高校上网登录内外网需要禁用网络链接的问题，此软件可实现快速在内外网切换-The software is mainly used to solve both inside and outside the network of colleges and universities need to access the registry to disable the problem of Web links, the software can quickly switch in an