自动升级程序，远程自动更新系统。

域名解析,有源代码-domain analysis, the active code

用QT 写的ftp上传的例子，做网络的人可以看看！-QT wrote with ftp upload example, one can make the network look!

监听本机的所有通讯，记录数据包的协议，大小，来源，目的地等信息-Monitor all communications of this machine to record the packet protocol, size, origin, destination and other information

1. 目录get mac是获取机器网卡地址程序；2. 目录GetIpAddress是根据机器名以及域名获取IP地址程序；3. 目录getlocalip是获取本地机器ip地址程序；4. 目录ping是ping程序代码；5. 目录portscanner是本地机器端口扫描程序，其中扫描可能端口就是扫描计算机上所有可能的端口；6. 目录超级链接是在窗体上实现超级链接到IE和自动发送邮件的程序；-1. Contents get mac is access card machines addresses procedures; 2. Contents GetIpAddress under machine name and IP address of the domain name acquisition procedures; 3. Contents getlocalip is access to local machine ip address; 4. Contents of ping ping code; 5. Contents portscanner local port scanning machines procedures, which may port scanning is scanning your computer all possible port; 6. Contents hyperlinks in Form achieving super link to the IE and automatic mail procedures;

this is packet capture

C# 开发的服务器与客户端通信程序 适合初学者学习-C# development server and client communications programs for beginners to learn

winpcap3.1(xp/2000)-winpcap3.1 (xp/2000)

自己编写，一个支持使用代理的Smtp收EMAIL程序。-their preparation, support the use of an agent Smtp EMAIL admission procedures.

删除IE相关历史记录【chap4DelHistory】 将应用程序加入到IE工具栏【chap4AddToToolBar】 超级链接的实现【chap4HyperLink】-delete IE related historical record [ chap4 DelHistory-- will be applied to procedures to the IE toolbars [ chap4 AddToToolBar hyperlinks-- the realization [ chap 4 -- HyperLink

我自己的函数库，使编程更加容易。大家能够喜欢-My own library to make programming easier. Everyone can love