基于winsock技术的局域网通讯程序，采用C/S模式，有服务器端和客户端，并能实现局域网内的简单即时通信。-Winsock-based local area network communications technology procedures, the use of C/S mode, there are server-side and client, and to achieve a simple LAN instant messaging.

利用tcp基本原理基于winsock编程实现的简单的聊天程序，实现类型C/S模式-Based on the basic principles of the use of tcp programming winsock simple chat program, to achieve the type of C/S mode