Getting Started with the firewall-cmd commandGetting Started with the firewall-config commandfirewall-cmdfirewall-cmd - allow certain IP addresses (source)firewall-cmd - allow or deny a portfirewall-cmd - allow or deny a protocolfirewall-cmd - allow or deny a servicefirewall-cmd - allow or deny ICMPfirewall-cmd - bind an ethernet interface to a zonefirewall-cmd - IP address masqueradefirewall-cmd - lockdownfirewall-cmd - port forwardfirewall-cmd - reload firewalldfirewall-cmd - rich rulefirewall-cmd - zones