可以获取DNS的源代码! 简单的界面,良好的程序,适合初学者分析学习!...

分析以太网的基础协议数据包-Analysis on the basis of agreement Ethernet packets

SPI Sniffer.Project 间谍 SPI 接口。它可以用于登录芯片之间的通信。调查协议

最大流实现程序，很好用，希望和大家分享-To achieve maximum flow process, very good, and would like to share ~ ~

sniff代码,可以进行切听-sniff code that can be cut to listen

一个简单既网络嗅探器 可以看到源地址和目的地址-Both a simple network sniffer can see the source address and destination address

防火墙源码，供大家参考学习，比较适合需要开发防火墙的用户。-firewall source code for reference study, a need to develop more appropriate firewall users.

用VB编写的入侵检测系统，用于小型的LAN网络~-This is a detecting system writed with VB,it can be used in small LAN .

void Task_Server(void *pdata)  {      SOCKET* s; int ei;          //存放返回值的变量 int RecvCnt=0;        //接收数据个数 uint8 RecvBuff[200];      //接收缓冲区 uint8 RecvBuffP=0; uint8 CanSUCCESS=0; struct sockaddr serveraddr,clientaddr;  //sockaddr 结构体由协议栈类型、IP和端口组成  uint32 regaddrBYTE;        serveraddr.sin_family = 0;     //协议栈类型 serveraddr.sin_addr[0] = MCU_IP[0];   //四位IP地址 serveraddr.sin_addr[1] = MCU_IP[1]; serveraddr.sin_addr[2] = MCU_IP[2]; serveraddr.sin_addr[3] = MCU_IP[3]; serveraddr.sin_port = 4000;     //服务器本地端口   s  = socket(AF_INET,SOCK_STREAM,TCP_

北京大学网络信息安全课件,段云所教授写．在这里和大家分享.-Beijing University of network information security courseware, of the cloud was taught. Here we share.

windows下的，一个网络嗅探器的源码，有一定的借鉴价值，可以构写自己的嗅探器了-under the windows, a network sniffer the source code for a certain reference value can write their own structure with a sniffer