网络呼叫器,利用win2000中Net命令发送消息，界面仿照RealPlay.

网络编程，ir编程-Network Programming, Programming ir

Socket异步通信示程序代码:1.正确的开始和终止线程 2.可以局域网内多人聊天 3.双端队列的设计和应用 -Socket show asynchronous communication code : 1. Correct start and termination of two threads. People can chat LAN 3. Double-cohort design and application

--- 服务端安装包。 ------安装后执行桌面上的Chat服务，方可提供连接聊天室。-- Server-side installation package. Installed on the desktop after the implementation of Chat services, be provided to connect the chat room.

获取系统中多网卡信息-access system information over Ethernet

经典网络编程书籍：Windows网络编程第二版 -Classic network programming books: Windows Network Programming Second Edition

sip协议的一个库文件，需要结合exosip同时学习-agreement sip a library file, requires a combination of learning at the same time exosip

聊天室程序，包括客户端和服务端-chat room procedures, including client and server

线程的创建、销毁和调度本身是有代价的，如果一个线程的任务相对简单，那这些时间和空间开销就不容忽视了，此时用线程池就是更好的选择，即创建一些线程然后反复利用它们，而不是在完成单个任务后就结束。-thread creation, destruction and scheduling itself is a cost, if the threads of a relatively simple task. That time and space costs can not be ignored, this time using thread pool is the better choice, namely, the creation of some thread then reuse them, rather than individual tasks completed after the end.

自动换IP地址，自动获取本地ADSL连接，定时自动拨号，自动缩小到状态栏，拨号日志记录，IP地址记录，可以用来刷IP地址用，刷网站等等。软件很完整。现在发布出来给大家用用，并提供源码下载。-Automatically change IP addresses, automatically get a local ADSL connection, timing automatic dialing, auto-reduced to the status bar, dial-up log records, IP address of record, IP addresses can be used to brush use, brush sites, and more. The software is very complete. Now released for everyone to come out with use, and provide source code to download.

firefox系列，扩展编程之四，又一个简单例子。-series, extended programming 4, a simple example.