sf(V2.5)

vc++可视化编程，包括网络编程部分，压缩包里面的是源代码，可直接运行。(vc++ visual programming, including network programming part of the compressed packet inside the source code can be directly run.)

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

SOCKET通信方面的很实用的程序 很经典(SOCKET communications procedure is very practical classic)

Get Broacdcast address in C

利用socket实现简单文件传输,mfc实现，很简单(Simple file transfer using socket, mfc achieve)

syn ddos flood 工具源代码(syn ddos flood source code)

一段TCP和UDP通讯的程序，包含了服务器端和客户端的代码。(Some TCP and UDP communication procedures, including server and client code.)

一个文件下载软件，通过填写Internet文件的URL和本地保存路径就可以下载，并且可以显示下载速度和进度。(a download software through the Internet to fill in the URL and document preservation of the local trails can be downloaded and shows download speed and progress.)

1.DOS下使用，功能类似于WINDOWS的超级终端 2.支持COM1，COM2 3..支持波特率2400，4800，96600（缺省），19200，38400，57600，115200 4.支持Xmodem文件传输协议，，Asm，Com Port 可直接使用。 ">

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)