访问外面的本地网络的IP，PPPoE接入到IP，访问当地的MAC…

tftpServer 是支持tftp(trivial file transport protocol)协议的服务器程序，使用了多线程技术，在redhat 9.0下用gcc编译通过。-tftpServer support tftp (trivial file transpo rt protocol) server, the use of the multithreading technology, redhat 9.0 in using gcc compile.

linux下的抓包函数库,支持交叉编译并移植到嵌入式开发平台.-under linux-capturing Packet libraries, and support for cross compiler transplant embedded development platform.

This a short linux ping program-This is a short linux ping program

用于at89c51snd1c对于硬盘的控制器的控制，基于atmel方案设计-at89c51snd1c used for a hard disk controller control, based on program design atmel

Introduction linux GNU (Format : *.pptx)-Introduction linux GNU (Format :*.pptx)

linux环境下的TCP通信的客户端程序，对于新入行的很有帮助，流程十分清晰。-linux environment TCP client communication procedures, for new entrants to the helpful, very clear process.

ntop 3.2的源代码，其官方网站为http://222.ntop.org-ntop 3.2 source code for its official website http://222.ntop.org

一个从网络上自动下载文件的自由工具，支持HTTP和FTP协议，可以使用HTTP代理.-One from the network to automatically download files free tools, to support the HTTP and FTP protocol, you can use the HTTP proxy.

运用安全套接字协议实现安全隧道。这是专为那些不具有外部IP地址却仍想实现互联网服务的人设计的。服务器被置于一台拥有公网地址的计算机上。客户端运行在防火墙/网关后的某台计算机上。这使得客户端可以访问互联网。运行服务器端进程无需超级用户特权。也无须使用任何其他进程或线程。-use Secure Socket security agreement tunnel. This is designed for those who do not have external IP addresses still wants to achieve Internet services in the design. Servers are placed with a public address on a computer. Client runs on firewall/gateway of a computer. This enables the client to access the Internet. Process server running without superuser privileges. No need to use any other processes or threads.

daytime服务，这个源码说明文档写的很详细，对linux下系统函数作了一点归纳。希望对你有所帮助。-daytime services, the source documentation, written in great detail, right under linux system function was 1:00 summarized. You want to help.