vc 6.0 的最简单基本的socket通信例子（含有tcp和udp），可以用vc6.0或者更高版本打开:-),vc 6.0 The simplest example of the basic socket communication (with tcp and udp), can be used to open vc6.0 or later :-)

简单的带界面的UDP聊天程序，通过VC++编写-Simple UDP chat program with Interface, written by VC++