How to Start/Stop and Enable/Disable FirewallD CentOS 7
Start FirewallD Service
# systemctl start firewalld
Stop FirewallD Service
# systemctl stop firewalld
Check the Status of FirewallD
# systemctl status firewalld
Check the State of FirewallD
# firewall-cmd --state
Disable FirewallD Service
# systemctl disable firewalld
Enable FirewallD Service
# systemctl enable firewalld
See also: FirewallD. How To
