可以获得网络连接的IP地址、DNS、网关等10多种属性，推荐_pro

PHP购物程序 经典的网络购物车php实现-procedures classic PHP shopping network Cart achieve php

网络通信socket 源码 实现客户端和服务器之间的通信，非mfc类-She determined信Services Daitou socket tungsten现Matisse户injured wife of mother

串口通讯编程，java 语言版本的，串口通讯编程，java 语言版本的-Serial Communication programming, java language versions, and serial communication programming, java language versions of

目前，已经有不少的Sniff工具软件，如Windows环境下，最富盛名的工具是Netxray和Sniffer pro，用它们在 Windows环境下抓包来分析，非常方便。在UNIX环境下如Sniffit，Snoop，Tcpdump，Dsniff 等都是比较常见的。这里介绍一个用C语言和网络数据包和分析开发工具libpcap及winpcap实现的简易网络Sniffer。-Currently, there have been numerous Sniff software tools, such as the Windows environment, the most famous tool is the Sniffer pro Netxray and use them in the Windows environment capturing Packet analysis, very convenient. In the UNIX environment as Sniffit, Snoop, Tcpdump, such as Dsniff are relatively common. Presented here with a C language and network packet analysis and the development of tools to achieve libpcap and winpcap Simple Network Sniffer.

基于sock编写的局域网聊天工具的服务端，vc编写-prepared based on the sock LAN Chat server tools, vc prepared

Java RMI 编程, 实现远程方法调用, 接口提供了一些功能, 通过注册并创建实例来远程调用用户需要的服务.-Java RMI programming, Remote Method Invocation, Interface provided some functions, and created examples distance call service user needs.

ICMP高级开发是一个能够实现ICMP协议的一个程序，在程序中能够实现ping功能和trace route功能。-image analysis and identification of a key aspect is the image measurement parameters, the procedure could achieve some of the parameters of the measurement.

该程序可以实现基本的包过滤，包过滤作为最基本的防火墙基层策略是属于比较早起的防火墙开发思路。从这个源码中你可以看到早期的防火墙的基本开发流程，这相信对你以后独立防火墙的编码有所帮助。

用VB编写在网络中的通讯工具，适合小企业运用-VB prepared in the network communication tools suitable for the small enterprise

用vc编写的典型端口扫描程序，提供用户输入ip地址，端口号进行扫描-vc prepared with the typical port scanning procedures, and providing user input ip address, port scanning