一个Socket连接类，封装了Winsock API，VB源码，推荐下载！

实现了一个功能简单的HTTP代理服务器，本章主要介绍多线程编程相关的知识，包括初始化临界段和删除临界段，使用临界段完成多个线程对临界资源的互斥访问，创建工作线程，退出工作线程，定义和设定事件，利用事件完成多个线程的同步与协作等。-achieved a simple function of the HTTP proxy server, this chapter introduces multi-threaded programming related knowledge, including initialization of critical and delete critical of the use of the completion of a number of critical thread on the critical resources of the exclusive visit, work to create threads, threads from work, definitions and setting events using multiple threads completed the synchronization and collaboration.

教你如何写一个聊天程序（step one）-teach you how to write a chat program (step one)

用VB编写的TCP_IP通信软件，好用，在调试单片机网络通讯时可以用-VB TCP_IP prepared by the communication software and ease of use in communication network debugging MCU can be used

使用winpcap的dump udp数据-winpcap use the data dump udp

是一个获取网络DNS、子网掩码、网卡地址的综合程序，注意该程序包括了第四章的4.2节、4.3节的两个程序。（最好在win98中测试）。-access to a network of DNS, subnet mask, Ethernet addresses the integrated process, including attention to the procedures of Chapter IV of 4.2, 4.3 of the two procedures. (Preferably in the win98 test).

一个我在做得组播发送的小程序-I was doing a small program to send multicast! ! ! ! ! ! ! ! ! ! ! ! !

用来测试本地路由是否支持P2P的Server端-used to test whether local routing support P2P Server-

一个用于UDP通讯的示例程序。可以方便的查看通讯数据，以及发送数据。-a UDP communications for the sample program. Check to make communications data, and send data.

一个网络侦听程序-a Network Sniffer

判断IP是否有效-To determine the validity of IP