firewalld

firewalld # [root@serverX ~]# firewall-cmd --get-active-zones public interfaces: enp3s0 [root@serverX ~]# firewall-cmd --list-all public (default, active) interfaces: enp3s0 sources: services: dhcpv6-client http ssh ports: masquerade: no forward-ports: icmp-blocks: rich rules: When using source or destination with an address option, the family= option of rule must be either ipv4 or ipv6.