[Unit] Description=IPv6 firewall with iptables After=syslog.target ConditionPathExists=/etc/sysconfig/ip6tables [Service] Type=oneshot RemainAfterExit=yes ExecStart=/etc/rc.d/init.d/ip6tables --quiet start ExecStop=/etc/rc.d/init.d/ip6tables --quiet stop StandardOutput=syslog StandardError=syslog [Install] WantedBy=basic.target