a peer

代码说明：

一个P2P软件，本软件可在任何一个标准配置的主机上运行。运行本软件的主机既可作为客户端，也作为服务器端运行，是一个典型的多线程程序；首先作为服务器端，有一个服务器线程始终监听指定的端口，如果网络上有其他主机要求需要建立连接，互相交换共享文件信息，双方就可以互相下载对方共享的文件。-a peer-to-peer software, the software may at any one standard configuration running on the mainframe. Running the software as a mainframe client can also run as a server, is a typical multi-threaded; As the first server, a server thread always listening designated ports, if the network is required by other hosts to connect and exchange information sharing files and on the other side the other download files shared.