文档介绍：毕业论文关于局域网的安全与维护重庆电子工程职业学院通信工程系二〇一〇年四月内容摘要人们生活在发展的世界中,越来越多的产品的出现,标志着人们对信息的需要在不断增加。在这个, “网络时代”随着科学技术的进步和经济的迅速发展,网络时代的一个明显特征就是网络技术的广泛应用。从世界范围的全球互联网到几台电脑之间的局域网络。网络的发展使得资源得到更有效的传播和利用,但与此同时,网络安全问题也日益突出。不论是外部网还是内部网的网络都会受到安全的问题。网络攻击是危害网络安全的一大威胁。随着计算机技术的飞速发展,网络攻击技术理论和攻击工具均有了新的发展,伴随网络攻击事件层出不穷,因此通过对网络技术方向的分析与归纳,采取相应的安全措施减少被攻击的可能性具有很强的实用意义。本文讲述的是网络当中局域网的安全及维护,主要是从局域网安全概论、局域网安全结构、局域网安全分类、局域网所面临的危害、局域网安全技术、局域网安全防范措施等方面内容。关键字:局域网、安全技术、防范措施、安全分类-2- Contents summary People life world in development in more and more of product ofemergence marking people need information at continuously increment. work agesquot along with science technique of progress and economyof quick work ages of an obvious the characteristic work technique of extensive application. The bureau area that is fromthe world of world scope to several of work. Thedevelopment work make the resources get more valid of disseminationand make use of but at the same work safety the problem be alsooutstanding day by day. In spite of is work of of still an inner part in the exterior will be subjected to safety of work attack is work safety of a big threat. Along withcalculator technique of fly soon work attack techniquetheories and attack the tool all had new of development work attack the affairs pile up one after another so pass to work technique direction of analysis with induce adopt correspond ofsafety measure decrease quilt attack