[Unit] Description=Opennsl kernel modules init After=local-fs.target Before=syncd.service [Service] Type=oneshot ExecStart=-/etc/init.d/opennsl-modules-4.9.0-5-amd64 start ExecStop=-/etc/init.d/opennsl-modules-4.9.0-5-amd64 stop RemainAfterExit=yes [Install] WantedBy=multi-user.target