begood Posted May 9, 2010 Report Posted May 9, 2010 Iptables is a user space application program that allows a system administrator to configure the tables provided by the Linux kernel firewall (implemented as different Netfilter modules) and the chains and rules it stores. Different kernel modules and programs are currently used for different protocols; iptables applies to IPv4, ip6tables to IPv6, arptables to ARP, and ebtables as a special for Ethernet frames.In this video series, create by Linuxjournalonline, we will learn the basics of IPTables and how to create simple rulesets. There are 3 videos in this series. The example scripts using in them are available here - Script1, Script2, Script3. Mastering IPTables Tutorial Quote