扫描局域网内的所有机器信息，包括IP地址、主机名等。

直接用socket实现http协议.值得初学者学习借鉴-Directly achieve the http protocol socket. Worthwhile for beginners to learn from

用asp.net生成随机验证码 用asp.net生成随机验证码-using random test generation Asp. Net yards with Asp. Net randomly generated test code

来获取网卡的一些设置信息，比如，IP地址，DNS设置，网关设置等信息。-access card to set up some information, such as IP addresses, DNS settings, and other information gateways installed.

自动更新源码,可以实现程序的自动更新。它通过比较网页的版本号来确定程序是否要更新。-updater

枚举系统中所有进程,及他们的所有网络连接-Enumerate all the processes and all of their network connections

一套不错的TCP/IP编程指导，对几乎所有人都有指导意义。大家来看下-A good TCP/IP programming guide, almost everyone has a guiding significance. Under the U.S. point of view

本代码实现了不重新启动机器使IP设置生效- This code realized restarted the machine to cause IP not to establish becomes effective

一个socket服务端程序例子-A socket server program example

这是一个Ping程序，它是一个Winsole程序，因此在编译成功后，应该打开“开始”菜单的“运行”对话框然后单击“浏览”按钮，在该工程Debug和Release目录下得到可执行文件的路径和文件名，并在后面加入命令行参数：要Ping的IP地址。--This is a Ping program, it is a Winsole program, After compiled successfully, you may open the "running" dialog box of "start" menu, then click "browse" button, you can get path and execution filename at Debug and Release catalog of this project.Command parameter is added after it:IP address of you need ping

一个软件自动更新程序,包括更新文件版本等信息获取,md5码计算比较,http下载,cab压缩文件解压等模块-an automatic software updates, including the updating of documents and other information obtained, md5 dollar terms, http download, decompress compressed files cab modules