【摘要】 首先分析了内部网中非法外联行为的危害和目前现有的非法外联监测系统的工作原理。然后针对双机架构的非法外联监测系统进行功能扩充,将802.1x或ARP欺骗等方法与现有系统相结合,提出一种非法外联监测与阻断系统的架构模型,这个系统能够在一定程度上减少内部网被黑客与病毒入侵的可能。更多还原

【Abstract】 Describe disadvantages of computers in intranet make illegal dial-up to Internet.After analyze the principle method and shortages of current illegal dial-up detection systems,the article combine 802.1x and ARP spoof technical with original detection systems,the new system can decrease possibility of intranet be intruded by viruses and hackers.更多还原