Linux下的一个服务器客户端的小程序，基于TCP的实现；服务器可以同时接受多个客户的接入，通过子进程处理客户请求，下面的例子中，服务器只将客户的IP和端口以及发送的信息显示，然后原样的将客户发送的信息发送给客户。客户端仅仅是输入信息以及显示收到的信息。-Linux under a small application server to the client, based on the TCP implementation Server can accept multiple clients to access at the same time, through the child to handle customer requests, the following example, the server to the client s IP and port and only send information display, then the same send customer information sent to the customer.The client is only input information and displays the information received.