How to disable firewall in Linux 7

Firewall Status 

The below command will show you the current status “Active” in case firewall is running: 

# systemctl status firewalld

Firewall stop / start 
# service firewalld stop 
# service firewalld start 

You can start/stop Linux firewall with below commands:

Firewall Disable / Enable 
You can enable/disable firewall completely on Linux with below commands: 
# systemctl disable firewalld 
# systemctl enable firewalld