防火墙与校园网的安全性

Firewall and The Security of Campus Intranet

文中简要地分析了学校计算机网络安全的重要性。描述了通过包过滤式防火墙与代理服务器防火墙墙加局城网安全性的基本原理。防火墙的设计目标 ,防火墙的策略。指出了过滤式防火墙与代理服务器防火墙的利弊。结合我院校园的实际 。

The author analyzes the importance of the security of campus intranet The principles of data gram filter and agent sever filter are given The aim of designing firewall and the strategy of firewall are also given The advantages and disadvantages of firewalls are pointed out By the practice of building Qujing Normal College's intranet,a method of building a firewall on the Linux Operating System is introduced.