摘要
详细阐述嵌入式Linux系统内核中的防火墙的实现方法。对linux系统进行裁减,尽量去掉不需要的模块,重新编译linux内核,将linux系统及防火墙模块完全存储于U盘中,实现使用该U盘启动计算机,作为网络防火墙。
This paper emphasizes the build of the micro kernel,the composing of the file system, and then select the Linux operating system .Base the improved Linux operating system, the embedded could run steady. Next,this paper explain the theory and the technology of firewall,as well as the structure system and various style, at last but not least,show and analyze the statement and parameter of Netfilter/IPtables particularly, also give a number of examples.
出处
《计算机与数字工程》
2007年第7期78-83,共6页
Computer & Digital Engineering
基金
国家自然科学基金(编号:90104005)资助
