创建原始套接字，构造ICMP协议ECHO数据头，发送数据sendto 接收数据recvfrom，分析返回IP数据头及ICMP数据头 程序代码极其简单，适合初学网...

包括客户和服务器端所有源码和简单文档-including client and server-side all source files and simple

单线程文件传输，MFC，使用onreceive和onsend-Single-threaded file transfer, MFC, use the onreceive and onsend

通过件包头信息和管理员设定的规则表比较，读出并拒绝那些不符合标准的包，过滤掉不应入站的信息。 -Through the pieces of header information and administrators set the rules of table comparison, and refused to read out those who do not meet the standard package, should not filter out the information into the station.

当访问Internet某个站点时，系统首先将远程文件读入到本机Temporary Internet Files文件夹。现在告诉大家一个小技巧可以用VB语言和一个API函数实现判断网页文件是否在IE缓存中。-when visiting certain Internet sites, the system will first read remote files to the machine Temporary Internet Files folder. Now tell us a little techniques can be used VB language and an API function to judge whether the documents for the Web in IE cache.

The objective is to use the protocol that contains the flow of packages between two systems: the transmitter and the receiver. The transmitting system is continuously sending packages to the receiver with different time distributions.

使用Shell Browser列出/查找网上的机器名 -Listing and Searching the name of the machines in network

提取指定网页内包含的所有链接。使用Wininet包-extract designated website contains all the links. The use of packet Wininet

简单的FTP服务器，只支持匿名访问， 直接装文件夹拖到该文件上即可打开以此文件夹为根目录的FTP服务-Simple FTP server, only support anonymous. drag a directory onto it will open an FTP server root at that directory

这时一个很不错的关于发送邮件界面的一个小程序，采用VC++编写，很值得研究-a very good time on the mail interface of a small program used to prepare VC, is worth studying

电力系统SCADA系统通用104接口源代码，这可是商业级代码。-Universal Power Systems SCADA system 104 interface source code, it is business-class code.