Tag: RHCSA

Basically, ‘iptables’ is the packet filter system in RHEL systems. The best way to know what is ‘iptables’ is well written on the man page. In this article, I will show some simple and basic ‘iptables’ configurations. The three default chains in the iptables are Input, Forward, and Output. The ‘iptables –L’ command will show … Continue reading IPtables →