一个tftp文件传输的客户端 方便初学者学习使用

VC编写的多线程下载工具，支持HTTP/FTP、多线程、断点续传，图形显示下载进度，MFC界面。-VC prepared by multi-threaded downloading tool to support HTTP/FTP, multi-threaded, HTTP, graphic display download progress, MFC interface.

ping 命令工作原理详细解析-ping command detailed analytical work principle

ip helper api简介和源码-About ip helper api and source

vc实现的网址管理工具。可以分组存放网址。-vc web site management tools to achieve. Storage site can be grouped.

基于Socket TCP的网络文件传输例子，比较精练，简单易懂，对网络编程入门者有参考作用。-based on Socket TCP network file transfer example, more concise and easily understood. Network Programming for beginners as a useful reference.

一个简单的聊天工具,可以实现多个用户同时上线聊天,目前已实现在局域网内聊天.这是服务端程序.-A simple chat tool, multiple users can chat on-line at the same time, the current has been achieved in the LAN chat. This is the server program.

关于PPPOE的实现源文件，可以为需要做以太网下的PPP提供一个很有力的参考-PPPOE the realization of the source document and can be done under the PPP Ethernet provide a very powerful reference

在网络上采用Sniff来在网络底层获取网络信息。-Sniff the network used in the underlying network access network information.

模拟Router的RIP协议，通过传输的文字进行传输和回送，进行模拟和实现。-NOTE: Simulating Router s RIP protocol,it transports and echoplexes by character trasported,and Simulats and implements.

远程终端开启工具，用VB遍的，请勿用做非法用途-Remote Terminal to open a tool, using VB time and again, not used for illegal purposes