基于原始套接字的局域网数据包监听系统

Local network supervisory system based on raw socket

设计并实现了一个局域网数据包监听系统,能够将本局域网内所有的数据包截获并分析,对局域网内的数据传输进行实时监控,提高网络的安全性。从系统功能介绍、实现原理、软件设计等几个方面阐述了该系统的实现。

This paper designs and realizes a local network supervisory system. It can capture all system＇ s data packets to analyses, has a real-time monitoring of dada transmission and improves network security. It elaborated the system function, working principle, software programming and other aspects of the system implementation.