关于C++的网络编程介绍，重点介绍了在特殊领域的C++的编程

P2P打洞源码，客户端和服务器源码，C++编写，很好的学习p2P的资料。一套纯c++实现的p2p典范，是学习c++编码的经典之作。 无论编码格式，风格，还是对c++各种语法，模板的使用都非常详细。 不可多得的好代码，打开即可编译运行。

一个文件传输的例子-an example of file transfer

留言板得源代码 是初学网络的较好代码，通俗易懂.-Message board source code is a good source of learning networks, user-friendly.

支持多人注册使用，可在线上传文件、管理自己的文件，还可设置共享权限，便于将自己的文件同其它人分享，使用方法同资源管理器。管理员可在线管理注册帐号，支持每个用户的单独空间大小设置。特色：登录时验证码控制安全登录；支持大文件及多文件上传；可共享文件，并可设置读写权限；支持文件搜索；每个人可单独设置空间大小。需.Net环境支持。-support people registered, and can be used to upload documents online, manage their documents, but also set up shared jurisdiction, to facilitate their documents to share with other people, to use the same resources manager. Administrators can register online account management and support each user a separate space set size. Characteristics : login validation code control of the security login; Support for large files and multiple file uploads; File sharing and may set up literacy competence; Supporting documents search; Everyone can set up separate space size. Need. Net environmental support.

实现串口连接的模拟程序界面,计算机网络安装环境.-Serial interface to connect the simulation program, computer network installation environment.

这个程序是用VC编写的,是由两个程序实现的,一个是服务器,一个是短信发送工具,具体请下载-the procedure is the preparation of the VC is achieved by the two procedures, a server, SMS is a tool for specific download

typedef struct tcpheader{    USHORT        th_sport;    USHORT        th_dport;    unsigned int  th_seq;    unsigned int  th_ack;    unsigned char th_lenres;    unsigned char th_flag;    USHORT        th_win;    USHORT        th_sum;    USHORT        th_urp;}TCP_HEADER;

简单的客户信息数据查询-simple customer information data query

ON(Voice Over Net)语音聊天控件是为了简化网上语音聊天室开发过程而定制的， 基于Microsoft ActiveX技术的ActiveX控件，语音清晰，支持各种网络带宽。同样 也适用于局域网电话系统等各种需要语音传输的系统通信系统。可在各种支持 ActiveX技术的开发平台中使用，例如网页，Visual Basic，Visual C++，Delphi， PowerBuilder等。-ON (Voice Over Net) Voice Chat Control is to simplify online voice chat rooms and custom development process, based on ActiveX technology Microsoft ActiveX controls, voice clear support network bandwidth. The same also applies to local area networks, such as the telephone system needs voice transmission system communications systems. The various support ActiveX technology development platform to use, for example, the website, Visual Basic, Visual C, Delphi, PowerBuilder, etc

VC++下开发的简单的TCP端口的扫描程序，适合初学者学习。-VC++, developed a simple TCP port scanner, suitable for beginners to learn.