WINSOCK

检测NAT类型的客户端，程序中指定了服务器IP地址，用户可以自行修改(Detect NAT type of the client, the program specifies the server IP address, the user can modify)

Big 2 Online (server and client)

捕获局域网内的数据包，并从中的到数据，和相关信息，没开线程，我vc初学，欢迎朋友对它改进，别忘发我一份fecon@tom.com，用winpcap捕获.先安装winpcap3.1，注意改一下opnion里的lib路径(capture the data packets to and from the data, and related information, not open threads, I vc beginners welcome friends to improve it, do not forget that I made a fecon@tom.com with winpcap capture. Install winpcap3.1, to change it's lib opnion Path)

C语言实现的监听网络流量的程序，并对截取的报文进行分析。(C language to monitor the flow of network procedures, and analysis of the interception of the message.)

利用socket编程实现数据的发送和接收(Use socket programming to send and receive data)

CPing依据ICMP协议实现, 可解析域名和IP, 可设置发包数量,统计丢包率(CPing based on ICMP protocol implementation can resolve domain names and IP, you can set the number of contracting, statistical packet loss rate)

一套完整的在线升级程序，只需修改配置文件即可成为自己的升级程序。(A complete set of online upgrade program, simply modify the configuration file to become their own upgrade process.)

说明：  输入参数：某个web地址，端口号（默认80）。 连接成功后，提示，输入：某个文件名。例如index.jsp 获取文件成功后，输出发送的字节数和接收到的字节数。关闭(Input parameters: a web address, port number (default 80). Connection is successful, prompt, type: a file name. For example, access to the file index.jsp is successful, the output number of bytes sent and received bytes. Close)

用MFC 开发的基于UDP协议的网络科学计算中心,比较适用于局域网内(Using MFC development agreement based on the UDP network Scientific Computing Center, more applicable to the LAN)

NET平台下的IP欺骗和SYN Flood攻击-彭宁-贵州大学(NET platform IP spoofing and SYN Flood attacks- Penning- Guizhou University)