非常好的即时通讯代码，包括服务器和客户端，功能完备，是学习socket和即时通讯开发的绝好实例。-A very good instant messaging code, including server and client, complete functions, is to learn socket and the development of excellent examples of instant messaging.

一个基于socket通信方式的小型局域网即时聊天应用，包含服务器端与客户端的具体实现，适用于网络编程初学者理解TCP/IP协议栈的工作原理。-Based on a small LAN socket communication instant messaging applications, including implementation of the server and client for network programming for beginners to understand TCP