本程序是一个通讯软件的源代码，主要依据TCP/IP协议，实现CS模型的聊天功能，对初学网络编程的同学应该有很大帮助-This program is a communications software source code, based on the TCP/IP protocol, the CS model chat feature, the novice network programming classmates should be of great help

本系统是一个局域网即时通讯软件，采用TCP\ip实现文件传输，用UDP实现聊天功能，同时系统设置了精美的皮肤，使人赏心悦目-This system is a LAN instant messaging software, the use of TCP \ ip file transfer, using UDP chat function, and the system is set with fine skin, people pleasing

vb写的TCP/IP通讯协议源码和vpp，包含客户端和服务器接口，SocketServer，SocketClient源代码和vpp。