testdlg

TCP端口扫描，可以获得指定IP段内的主机名，mac地址，存活端口，并将这些信息保存在SQLITE数据库，下次可以直接读取数据库信息，移值性好！(CP port scan, you can get within the segment specified IP host name, mac address, survival ports, and the information stored in the SQLITE database, the next can be read directly, transfer value is good!)

一个简单的TCP聊天程序，使用winsock api实现。(A simple TCP chat program)

说明：  理解局域网的定义、特点 了解局域网的介质访问控制方法 了解以太网技术 了解局域网组网类型(Understand the definition of LAN and characteristics about LAN Ethernet media access control approach to understanding the technical understanding of LAN networking types)

运用网络编码技术改进的无线路由协议，可以实现做大的吞吐量，实现节能功能(Using network coding technique to improve wireless routing protocol, can achieve big throughput, achieve energy saving function)

网络聊天室，实现类似QQ的功能，通过链表对客户管理(sockeg programming)

基于opnet的胖树多播网络仿真，主要为多播算法的仿真，程序较完善(Opnet fat tree multicast network simulation, primarily for multicast algorithm based simulation program better)

局域网聊天，包含语音和视频，是很好的学习资料，值得大家采纳(LAN chat, including voice and video, is a good learning materials, it is worth to adopt)

通过此程序,可以获得本地计算机的IP地址,并以提示框的形式显示出来.(Through this process, access to the local computer' s IP address, and the form of prompt box is displayed.)

屏幕广播，在局域网内同段IP内进行屏幕广播和监控(Catch Computer desk)

利用VB6开发的下载程序，支持断点续传.(Developed using VB6 download programs, support for HTTP.)