DDNS 很好的参考源码，可以让大家参考， 改改就可以用，自持很多网址的...

IEEE802.11 a/b/g 客户端应用程序源代码-IEEE802.11 a/b/g client application source code

锐捷认证的linux客户端代码，可以在linux和类unix上编译，产生锐捷认证程序！-ruijie netwrok author！

基于sipfoundy 公司开发的sipx协议API，支持语音、视频conference。-Based on sipfoundy agreement sipx developed API, support for voice, video conference.

在linux下基于UDP通讯的程序,包括客户端与服务端.-In linux based on UDP communication procedures, including client and server.

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一个基于vc的网络电话，对于想研究voip的人来说是一个不可多得的资源-Vc-based network of telephone, voip for those who wish to study is an invaluable resource

http协议的服务器例程，在Linux下编译后使用浏览器登陆127.0.0.1即可浏览网站，网站的默认根文件在/var/www/下，可以自己配置文件进行设置。具体方法参见源码。-http protocol server routines in the compiler under Linux to use the browser to browse 127.0.0.1 landing site, the default root file in/var/www /, you can set their own configuration files. See the source specific methods.

采用VB的WINSOCK控件实现的聊天程序,适合处学者.-using VB Winsock Control to achieve the chat program, the Office for scholars.

linux下写日志文件的工具可以处理日志编写等功能-write the log file under linux tools log prepared to deal with features such as

本系统可以根据自己输入的用户名和email地地址发送邮件到你指定的位置-the system can be imported under their own user name and email addresses to send mail to your designated location