26-Visual-CSharp

实现通用的程序升级功能，可以检查是否有更新，下载更新(Achieve universal upgrade feature, you can check for updates, download updates)

说明：  基于WinSock的UDP数据转发(Win XP；Visual C++ 6.0)(WinSock based on the UDP data transmitted (Win XP; Visual C 6.0))

Wifi共享小软件，适用于win7以上系统，在接通网络后，还需要手动桥接一下网卡，做的不好，请大家斧正。(Wifi Tool，the min System is win7，after build，if u want run this tool，u must bridge network card)

VB开发的IP测试程序，这是在我工作中写的调试程序，在配置文件中只需要写上相应的IP，程序就会循环测试IP地址是否在线，不在线的话就会报警提醒(VB development of IP test program, which is written in my work debugger, just write in the configuration file on the corresponding IP, the program will loop test IP address is online, not online, then it will alarm to remind)

基于ICMP协议的ping程序设计实验基于ICMP协议的ping程序设计实验(Based on the ICMP protocol ping program designed experimental program designed experiments based on the ICMP protocol ping)

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)

断点续传 http download ftp mfc(http download download download )

MFC界面的PING程序 输入主机地址或者IP地址 发送五次ICMP请求(PING procedure MFC interface type the host address or IP address to send five ICMP request)

RC4算法的加密实现，实现对明文的加密，加密效果很不错(RC4 encryption algorithm, has implemented an express right of encryption, encryption is very good effect)

网络延迟测试工具。测试出网络速度带宽，大小( Network latency test)