Firewall off and on command

When testing the network card , It is often necessary to turn off the firewall , Now let's share the command to turn off the firewall
Here is red hat/CentOs7 Command to turn off the firewall !

1: View fire protection status

systemctl status firewalld

service iptables status

2: Turn off the firewall temporarily

systemctl stop firewalld

service iptables stop

3: Permanently shut down firewall

systemctl disable firewalld

chkconfig iptables off

4: service iptables restart

systemctl enable firewalld

service iptables restart

5: Restart after permanent shutdown

// I haven't tried yet

chkconfig iptables on