senda-recv-file

部署在服务器公网上 实现内外网通讯的源码，外部程序连接到这个程序，这个程序再连接内部服务器(Deployed on the server the public Internet to achieve internal and external network communication)

基于Winsock的网络编程小程序，可以实现FTP的上传和下载。(Winsock-based network programming applets, can be achieved FTP upload and download.)

说明：  Desktop drawing program, for beginners to understand the vc code is a good example, performance fun and easy to learn

nat tester ............................................

eMuleBT驴 源程序，是一个较好的使用p2p技术的实现，其流行也带动了p2p技术的快速发展。(donkey eMuleBT source is a better use of p2p technology, realize, and its popularity has also led to the rapid development of p2p technologies.)

live555 rtsp build in vs2008 and vs2015. also make testRTSPClient execute project

编写程序，实现基于ARP协议获取本局域网内全部活动主机MAC地址与IP地址对应关系列表，要求使用Winpcap，手动封装ARP数据包，并实现ARP响应数据包的接收和解析。(programming, ARP-based LAN access to the activities of all MAC address and IP address correspondence list, require the use of Winpcap, manual Packaging ARP packets, and achieve ARP response data packet reception and analysis.)

VC网络通讯编程实用案例精选chap4HyperLink.rar(VC network communications programming practical cases Featured chap4HyperLink.rar)

端口扫描器。 本扫描器实现了：TCP Connect 扫描，TCP SYN扫描，TCP Fin扫描，TCP ACK扫描及UDP端口扫描,这些扫描能够实现扫描特定IP地址范围内端口和扫描某IP地址范围内全部主机特定端口两种模式，并且SYN扫描能够区分端口开放、端口关闭和被防火墙过滤三种状态。(Port scanner. The scanner realized: TCP Connect Scan, TCP SYN Scan, TCP Fin Scan, TCP ACK scan and UDP port scan, the scan can scan a specific IP address range of ports and scanning a range of IP addresses all host two specific ports mode, and can distinguish SYN scan open ports, port closed and the three states firewall filters.)

一个有关获取主机名和IP地址的MFC程序，对于初学者来说很有帮助(For information about obtaining a host name and IP address of the MFC, very helpful for beginners)