I was setting up a test server using CentOS 6.4 and I couldn’t reach my webserver so I did a quick check of the firewall with:

Ah! there’s the problem iptables was blocking me, as I don’t need a firewall I decided to disable it, so to do this we make sure we are root then:

Then check if we have done it:

Turn off!

Make sure it doesn’t start at boot:

That’s it!

Have fun.