haar_test

GPRS网络连接实现，包括接入点查询，进行连接及连接状态查询等等，比较完善的类封装。-GPRS network link to achieve, including the access point query, connect and the connection status inquiries, etc., a fairly complete package category.

一个经典的在线编辑器,谢谢支持!以后继续努力!-a classic online editor, I would like to thank support! After continued efforts!

网络电话例程，可以连接本机做测试-telephone network routines, can be connected to the machine test

好用的图表工具好用的图表工具好用的图表工具

说明：  使用turtle绘图，绘制一只可爱的皮卡丘。快来试试吧！(Draw a cute Pikachu using turtle drawing. Come and have a try!)

运用Dijkstra算法的航迹规划，可以避障，对学习很有用(Track planning using Dijkstra algorithm can avoid obstacles and is very useful for learning.)

1)用户界面模块负责响应用户的键盘鼠标输入设置服务器的各个参数，显示服务器的工作状态以及错误提示，为用户提供标准的Windows界面。 2）帐户管理模块负责设置用户的访问权限，用户登陆后的根目录，并提供对用户透明的虚拟目录服务。同时还为别的模块提供查询文件（夹）的权限，查找本地文件是否存在等服务， 3）连接监听与FTP命令处理模块负责监听客户端的连接，并负责关闭阻塞的连接，释放每个连接占用的资源。此模块为FTP协议的核心，它具体负责FTP命令的解析与实现。 4）客户数据传输模块负责具体的与客户端的数据传输，包括文件的上传，下载，传输文件目录列表等。-1) user interface module for the user response to keyboard and mouse input settings server parameters, display server status and the error messages to users with standard Windows interface. 2) module responsible for the account management of user access rights, user landing after the root directory, and provide transparent to users of virtual directory services. Also for the other modules provide access to files (folders), the authority that you document the existence of local services, 3) connect with the FTP eavesdropping order processing module is responsible for monitoring client connectivity, and is responsible for the closure of the connecting block, the release of each link the resource. This FTP protocol

计算机网络习题解答 第四版 谢希仁编著 普通高等教育-Exercises to answer the computer network

协议基础以太网-agreement based Ethernet

用C#写的socket client端的测试程序， 可以设置IP，端口，UDP/TCP类型。 可以测试通信速率，模拟通信消息。