摘要： 随着Ｉｎｔｅｒｎｅｔ的不断发展，网络的安全管理越来越受到大家的重视，防火墙技术是抵御有害侵害，管理网上信息流动的有效手段。该文讨论了最新的基于Ｌｉｎｕｘ操作系统的防火墙软件ｉｐｃｈａｉｎｓ在Ｉｎｔｒａｎｅｔ上的应用，给广大局域网用户提供了方便、有效的安全管理方案

关键词: 局域网, 防火墙, 包过滤, Linux, Ipchains

Abstract: With the rapid development of Internet, network security is drawing increasing amount attention. Firewall technology is an effective solution for network security. Basing on Linux operation systems, this paper introduces the application of the latest firewall software in Intranet. It provides to the users of Intranet the convenient and efficient security solution.

中图分类号: 

• TP393.08