How do I start Iptables firewall under RHEL / Red Hat / CentOS / Fedora Linux from a shell prompt? How do I stop firewall? How do I start or restart firewall on a bash shell?

First, you need to configure firewall rules by editing a text file located at /etc/sysconfig/iptables on RHEL/CentOS/Fedora Linux. You can also use setup command to configure firewall. Just type the following command as root user:

Adblock detected 😱

My website is made possible by displaying online advertisements to my visitors. I get it! Ads are annoying but they help keep this website running. It is hard to keep the site running and producing new content when so many people block ads. Please consider donating money to the nixCraft via PayPal/Bitcoin, or become a supporter using Patreon.

Advertisements

# setup

Select Firewall configuration and just follow on screen instructions.

Once configuration is updated type the following service command at a shell prompt:

To start firewall from a shell enter:

# chkconfig iptables on
# service iptables start

To stop firewall, enter:

# service iptables stop

To restart firewall, enter:

# service iptables restart

ADVERTISEMENTS