摘要
针对Linux系统的Netfilter框架在IP包过滤和连接跟踪方面的不足,综合考虑家庭网关对含有敏感词的网站进行过滤时的特定需求,设计一款针对家庭用户的对含有敏感词的网站进行过滤的防火墙。同时对Linux的Netfilter框架进行简要的阐述,提出它在该款防火墙中存在的不足,针对不足提出一种有效的设计方案,并分析了新方案的改进内容。
For Netfilter framework of Linux systems in the IP packet filtering and connection tracking deficiencies, considering the home gateway to the specific needs of the filter on the website that contains sensitive words, the firewall is designed for home users to filter the site that contains sensitive words. Netfilter framework is introduced briefly and the defect is introduced when used in this firewall, at the same time a more effective design program is proposed and the advantages of the new program are analyzed.
出处
《电视技术》
北大核心
2013年第1期67-70,共4页
Video Engineering
