Quick Firewall Setup at Fedora 20

Configuring

$ firewall-config

Monitoring:

$ firewall-applet

Removing echo-reply

$ systemctl status firewalld
$  firewall-cmd --state
$ firewall-cmd --permanent --zone=public --add-icmp-block=echo-reply
$  firewall-cmd --complete-reload

Turning off

$ sudo systemctl stop firewalld
$ sudo systemctl disable iptables.service