Edit file File name : dbus-org.fedoraproject.FirewallD1.service Content :[Unit] Description=firewalld - dynamic firewall daemon Before=network-pre.target Wants=network-pre.target After=dbus.service After=polkit.service Conflicts=iptables.service ip6tables.service ebtables.service ipset.service nftables.service Documentation=man:firewalld(1) [Service] EnvironmentFile=-/etc/sysconfig/firewalld ExecStart=/usr/sbin/firewalld --nofork --nopid $FIREWALLD_ARGS ExecReload=/bin/kill -HUP $MAINPID # supress to log debug and error output also to /var/log/messages StandardOutput=null StandardError=null Type=dbus BusName=org.fedoraproject.FirewallD1 KillMode=mixed [Install] WantedBy=multi-user.target Alias=dbus-org.fedoraproject.FirewallD1.service Save