一个网络抓包工具，支持三种协议(TCP,UDP和ICMP)的数据包抓取,使用winsock API编写，可以很方便的扩展自己的程序。可以把每种抓取的协议数据保存...

控制中常常要测试被通讯协议理解的正确性，看完这个代码，自己动手写一个吧，不用再求人了。--自创-control often to test the communication protocol understood by the correctness, reading the code, to write himself a bar, do not have to ask for the.-- Inventing

该实例完成模拟的FTP功能.服务器程序在2000端口进行侦听,并进入等待连接状态.客户端尝试和服务器端的连接.连接一旦建立,就可以在服务器端和客户端之间进行文件传输,程序里要求文件夹小于32KB.客户端提示输入文件各,该文件名可以带路径,服务器收到文件后,将其写到相应位置.-examples of the complete simulation of FTP functions. In 2000 server port for the interception, and went to wait for the state of the link. Client and server-side to the other. Connecting once established, can the server and client file transfer between that the procedures requested folder is less than 32KB . the client suggested the importation document, the file name can bring path, the server received the documents, wrote to the corresponding location.

用ping来判断网络通断太慢了，该程序可以实现快速判断网络通断状态-used to determine network ping-off too slowly, the program can achieve rapid judgment network communications severed

一个聊天程序。有客户端和服务器源码-a chat program. A client and server source code

控制拨号连接的类,提供拨号,挂段,脱机工作等方法,检测连接状态。-A Class For Dialup Network Controlling, providing functions of dialing up, putting down, offline, connection status checking, etc

ASP.NET+c#做的双向探针，可以看服务器的相关信息,也可以看自己的信息，不需要做任何设置，上传后就可运行，如果使用国外空间请将web.config一起上传，否则可能会出现乱码.-do two-way probe, the server can see the relevant information, you can see their information and do not need to do any setup, and can upload operation, the use of foreign space Please upload sed together, otherwise there may be gibberish.

vb 写的防火墙,可以与自己加载一些另外的安全功能-vb wrote firewalls, can be loaded with its own number of additional security features

Exemplo de controle de acesso com n铆veis de permiss茫o.-Exemplo de controle de acesso com n riveting veis de permiss Mang o.

IM即时会议聊天 可以在线IM交流、建立会议室(可以设置密码) 会员（密码、头像等信息）和部门实现在线管理 Server/Client分别为服务端和客户端，设置服务端可以实现在线管理，默认端口号10000 数据库采用的是Access