1[Unit] 2Description=IPv4 firewall with iptables 3After=syslog.target 4AssertPathExists=/etc/sysconfig/iptables 5 6[Service] 7Type=oneshot 8RemainAfterExit=yes 9ExecStart=/usr/libexec/iptables/iptables.init start 10ExecReload=/usr/libexec/iptables/iptables.init reload 11ExecStop=/usr/libexec/iptables/iptables.init stop 12Environment=BOOTUP=serial 13Environment=CONSOLETYPE=serial 14 15[Install] 16WantedBy=basic.target 17