getIPaddress

用rawsocket实现简单的ping程序(Rawsocket with simple ping program)

如果你开发过Windows NT系统上的网络软件，肯定碰到过让用户选择要求连接的或登陆的计算机或者域名的情况。这种情况下肯定用过外壳API函数，像SHGetSpecialFolderLocation 和 SHBrowseForFolder，并显示标准的资源管理器对话框(If you develop Windows NT system over the network software certainly encountered allows users to connect selecting the landing or the computer or domain name situation. Under these circumstances certainly used shell API function, and as SHGetSpecialFolderLocation SHBrowseForFolder and display standard resource management for dialog)

NAT(Network Address Translators)，网络地址转换：网络地址转换是在IP地址日益缺乏的情况下产生的，它的主要目的就是为了能够地址重用。NAT分为两大类，基本的NAT和NAPT(Network Address/Port Translator)。(The principle and implementation of UDP NAT through P2P )

Source code Image matching source code for image matching

说明：  网络安全编程，VC++环境，原始套接字，源代码文件，某些系统可能不支持原始套接字，这只是一个原理性的说明(Network security programming, VC++ environment, raw sockets, source code files, some systems may not support raw sockets, this is only a schematic description of)

socket 客户端和服务端发送和接收文件的源代码(the source code of socket in order to send and receive file)

说明：  DNS解析系统，通过发送DNS协议包到DNS服务器来获取DNS(DNS analysis system, the agreement by sending a DNS packet to the DNS server to obtain the DNS)

当遇到网上下载的很多歌txt文件电子书，或程序生成的多个txt，可根据文件名合并成一个，自己写的，大方分享(Txt file, e-book experience online download many songs, or program generated txt, based on the file name to be merged into one, write your own, and generous sharing)

一个监控网卡的程序。功能如果网卡掉线，电脑自动关机(A monitoring procedure for the network card. Function if the network card offline, the computer automatically shuts down)

这是一个用c++编写的，socket API 的服务器端和客户端的相互响应的简单程序.用cmd打开程序exe，输入“webserver + 端口号”，webclient方面，输入“webclient + 127.0.0.1 + 端口号5600”，则可以在客户端上显示接收到的信息。(This is a c++ written in response to a simple procedure of mutual socket API server and client' s Open Program exe, enter " webserver+ port number" , webclient, the input " webclient+ 127.0.0.1+ port number 5600 with cmd " you can display the information received on the client.)