[Unit]
Description=iptables
Before=network.target

[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/conf.d/iptables
ExecStart=/sbin/iptables-restore ${SAVE_RESTORE_OPTIONS} ${IPTABLES_SAVE}
ExecStop=/sbin/iptables-save ${SAVE_RESTORE_OPTIONS} ${IPTABLES_SAVE}

[Install]
WantedBy=multi-user.target