实现了圆拟合的功能，效果比较好，可以下来试一下。有问题联系我...

socket实现udp组播，需要用UDP通信可以参照-udp multicast socket implementation

本程序使用Visual C++6.0编写，使用了MFC，数据库用的是SQL Server，要正常运行本程序，请安装该数据库，并参加压缩文件中的DBConfig.ini文件。可以监控局域网内所有主机（IP）的上网情况，包括上传下载流量、浏览的网页、上网时长等-This procedure using Visual C++ 6.0 preparation, the use of the MFC, the database used is SQL Server, to the normal operation of this program, please install the database, and participated in the compressed file DBConfig.ini file. LAN can monitor all hosts (IP) access to the Internet, including uploading and downloading traffic, browsing web pages, Internet time and long

基于Socket TCP的网络文件传输例子，比较精练，简单易懂，对网络编程入门者有参考作用。-based on Socket TCP network file transfer example, more concise and easily understood. Network Programming for beginners as a useful reference.

LDAP操作使用，jbuilder开发。-LDAP operate, JBuilder development.

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

语音聊天程序,跟主面板几个合起来使用,也可以单独使用 不错的网络编程-voice chat program, with several main panels together, or can be used alone good network programming

采用完成端口的代理服务器原型代码-Used to complete the proxy server port prototype code

简单的网页设计，里面包含图片和flash等-A simple web design, which contains pictures and flash, etc.

查看网络流量的代码，完全图形化，方便用户查看-View network traffic code, fully graphical, user-friendly view

一款用于在网上下载的小程序，使用于学习-For downloading a small program, used in learning