基于iptables的包过滤防火墙

Packet Filter Firewall with Iptables

阐述了开源系统Linux平台下,基于iptables的包过滤防火墙的基本原理、设计思想和典型应用.其中对iptables的基本原理和防火墙访问控制的思想进行了的简要介绍,并给出了典型应用实例.

A packet filter firewall is a system that sits between an external network and an internal network. It＇s easy to set up a packet filter firewall with iptables on Linux. The paper introduces the basic concept and principle of packet filter firewall with iptables. What＇s more, a typical model application on iptables firewall is put forward.