[root@kvm5 ~]# firewall-cmd --permanent --add-port=3260/tcp success
[root@kvm5 ~]# firewall-cmd --reload success
[root@kvm5 ~]# firewall-cmd --permanent --list-all public (default) interfaces: sources: services: dhcpv6-client http https kerberos mountd nfs rpc-bind ssh ports: 3260/tcp 464/tcp 749/tcp masquerade: no forward-ports: icmp-blocks: rich rules: