vc6.0实现的smtp代理客户端程序，可添加附件，实现抄送功能。...

这是一个关于c#的网络协议分析程序，希望大家可以有用-This is a study on c# Network protocol analysis process, I hope everyone can be useful

网络抓包软件（基于WinPcap），能够选择你计算机上安装的一个网卡，来对它进行网络抓包和分析协议！-Network capture software (based on WinPcap), you can choose to install a computer network card to its network protocol capture and analysis!

大家都考三级网络都需要的书，现在一般的三级网络上机题都是在里面找的一些题目，希望能够对大家有帮助-we have obtained three networks are needed, While the three networks on the plane and that they were looking for some topics, we hope to be able to help

自己写的SOCKET通信接口，含有消息响应机制-himself wrote the Socket Communication Interface, containing information response mechanism

使用python编写的聊天lib，支持jabber协议。-Prepared to use python chat lib, to support the jabber protocol.

广为人知的飞鸽传书源码，日本版 局域网内基于IP的文件传输工具 非常好用-Dove Chuanshu well-known source, the Japanese version of the LAN IP-based file transfer tools are very easy to use

微软的底层网络程序演示代码：iparp、ipchange、ipconfig、iprenew、iproute、ipstat。-Microsoft"s demonstration of the underlying network programming code : iparp, ipchange, show you your, iprenew, iproute, ipstat.

vb写的拦截封包的程序。有兴趣的可以看看，仅供参考。-vb wrote intercept packets procedures. Interested can see, for reference purposes only.

封装的Winsock控件，添加了StartServer和StopServer方法，比原来的Winsock控件有所改进。-Winsock Control package, and added StartServer StopServer methods than the original Winsock control has improved.

这个简单的例子实现两个网络的客户端（NAT后面）通过公共网络服务器，以帮助建立一个P2P connection.Then服务器必须有一个公网IP，和客户端支持NAT架构有限制，不是所有类型的支持，如对称型。