一个小巧，但精悍端口转发程序，或者说是 端口映射，可以在内网将端口映射到公网哦，这样就可以在内网架设服务器了-a compact, lean and port forwarding procedures, or that port mapping, could have a network of port mapping of the public network Oh, we can set up the server, the network

一个代理服务器的例子，里面有关通信的代码很值得参考哦。-Example of a proxy server, which the relevant communication code very valuable reference Oh.