一个非常不错的网络通讯程序，是用VC＋＋6.0编写的，非常非常的好用，对想学网络编程的朋友非常有帮助...

捕获局域网内的数据包，并从中的到数据，和相关信息，没开线程，我vc初学，欢迎朋友对它改进，别忘发我一份fecon@tom.com，用winpcap捕获.先安装winpcap3.1，注意改一下opnion里的lib路径-capture the data packets to and from the data, and related information, not open threads, I vc beginners welcome friends to improve it, do not forget that I made a fecon@tom.com with winpcap capture. Install winpcap3.1, to change it"s lib opnion Path

labview之应用datasocket编程的实例，非常详细的。-LabVIEW Application DataSocket Programming examples, very detailed.

windows Socket server

将一个exe可执行文件设置为开机自启动项，通过修改注册表的SoftwareMicrosoftWindowsCurrentVersionRun项进行设置， 可执行文件在系统路径下  GetSystemDirectory(pFileName,MAX_PATH); //取系统路径 strcat(pFileName,"injectdll.exe");          //系统路径加injectdll.exe 此例中是将系统目录下的inject.exe设置为开机启动项，文件名可以自己修改。

多用户通信的时分复用，每个节点在其固定的时间内发送数据包，采用OPNET仿真工具-Multi-user time division multiplexing communications, each node in the fixed period of time to send data packets, using OPNET simulation tool

UDP聊天程序-UDP chat program

用来说明怎样编写完成端口,用来服务于高性能的服务器运行-used to illustrate how prepared ports, used to serve high-performance servers running

一个简单的UDP数据接收发送程序-a simple send UDP data reception procedures

This sample illustrates how to use the SIO_RCVALL, SIO_RCVALL_MCAST, and SIO_RECVALL_IGMPMCAST ioctls available on Windows 2000 and later.

用于局域网监控的源程序，对于这方面开发有一定的参考价值。-Source code for LAN monitoring, for development of this area has some reference value.