以C#方式实现BT下载过程中的Tracker服务器端。监控链接的客户，提供种子发布，寻找资源，实时更新节点信息-Be achieved in C# in the process of BT download Tracker server-side. Monitor link customers to provide seed release, find the resources, real-time update the node information

使用p2p技术进行消息传输与网络互联，实现多用户啊文件共享与媒体资源播放。-The use of p2p technology, the Internet information transmission and network to achieve multi-user ah file-sharing resources with the media player.

利用JXTA的P2P技术，开发的聊天程序，Java中有main函数，放到IDE里编译后可运行，编译时注意要引用JXTA库资源。-The use of P2P JXTA technology, the development of the chat program, Java main function, IDE can be compiled to run, the compiler should pay attention to the use of JXTA library resource