呵呵 一个整站 在网上得到的

Apache 2.0.39源代码-Apache 2.0.39 source code

网络嗅探器，适用于ipv4协议。获取源地址，目标地址，主机名及数据包-network sniffer, applicable to ipv4 agreement. Access to the source address, destination address, host name and data packets

Ethereal 是免费的网络协议检测程序，支持Unix，Windows。让您经由程序抓取运行的网站的相关资讯，包括每一封包流向及其内容、资讯可依操作系统语系看出,方便查看、监控TCP session动态等等。 -Ethereal is a free network protocol testing procedures, to support Unix, Windows. Allows you to crawl through the procedures for running the website information, including the flow of each packet and its contents, information-based language that the operating system to facilitate the viewing, monitoring, etc. Dynamic TCP session.

纯 C 语言用 Win32 API + Socket 编写的端口扫描器 是控制台下的。-C Program Language write Port Scan

用VFP判断计算机是否连上网络 用VFP判断计算机是否连上网络-Using VFP to determine whether the computer connected to the network using VFP to determine whether the computer connected to the network

用VB写的类似MSN的聊天系统，可以供学习使用，入门阶段不错。-Using VB to write a similar MSN chat system for learning to use, good entry stage.

用winsock实现的聊天代码，有客户端和服务器，只有聊天的基本功能，其他功能有待完善-with winsock achieve chat code, the client and server, only the basic functions chat, other functions to be perfected

我自己做的一个基于C/S模式的网络游戏。下棋的。附带服务器端和客户端全部源代码。 单机运行的话需要运行一个服务端和两个客户端，就可以自己跟自己下棋了。-I do one based on C/S mode of online games. Chess-playing. Fringe server and the client all of the source code. The stand-alone operation need to run a server and two clients, they can do it themselves by playing chess with ourselves.

udp协议仿真程序（接受端）-udp agreement simulation program (receivers)

邮件服务器程序,基本都比较全,是一个不错的源代码-mail server, all are more basic, is a good source