[Unit] Description=Setup VLAN 4004 DefaultDependencies=no Conflicts=shutdown.target After=systemd-remount-fs.service Before=sysinit.target shutdown.target systemd-update-done.service ConditionNeedsUpdate=/etc [Service] Type=oneshot RemainAfterExit=yes ExecStart=/usr/bin/setup-vlan4004.sh [Install] WantedBy=sysinit.target