systemd/system/iptables.service

   1 [Unit]
   2 Description=Store and restore iptables rules
   3 Before=network.target
   4
   5 [Service]
   6 Type=oneshot
   7 RemainAfterExit=yes
   8 EnvironmentFile=/etc/conf.d/iptables
   9 ExecStart=/sbin/iptables-restore ${SAVE_RESTORE_OPTIONS} ${IPTABLES_SAVE}
  10 ExecStop=/sbin/iptables-save ${SAVE_RESTORE_OPTIONS} ${IPTABLES_SAVE}
  11
  12 [Install]
  13 WantedBy=multi-user.target