designated sender mail to designated users. Also some other simple code

WinSocket 编程指南，对编程人员有一定的帮助-Winsocket Programming Guide, the programming staff can help

线程安全实例。该程序说明线程安全问题。该例子实现的功能与多线程并发服务器实例的类似，但增加了一个客户数据存储功能，即服务器将存储每个连接客户所发来的所有数据，当连接终止后，服务将显示客户的名字及相应的数据。-thread safety examples. Description of the procedures for the security thread. The examples of the functions and multi-threaded server with similar examples, but the addition of a customer data storage function, which is to store each server will connect customers come in all the data, when connected after termination of service customers will show the names and corresponding data.

一个ftp的程序 同时是学习界面编程的好例子-Ftp at the same time a process of learning a good example of programming interface

VC++网络编程，图形编程实例，初学者可借鉴！-VC network programming, graphical programming examples, beginners can learn!

可穿透代理服务器的程序- May penetrate the proxy server the procedure

这是个最好的学习ＶＣ网络编程的好资料，里面对ＶＣ网络通信，视频音频的网络实现，非常适合想学习网络通信的朋友-it is a very good learning material for the VC learner, including VC network communication,video and audio.

我一朋友作的云南省楚雄州局通讯录,现在公安专网上运行中,很好用-a friend of the Chuxiong in Yunnan Bureau correspondence, public security professionals online operations, is useful

电信的tuxedo服务的客户端程序,给大家作作参考-telecommunications services client, to give you reference

windows游戏网络通信基础的基础。。。学3D的朋友不要错过。-windows game based on the basis of network communications. . . School friends do not miss 3D.

使用视频聊天软件用C++写的，有参考价值