+SERVICE_UNIT=/usr/lib/systemd/system/openvswitch-nonetwork.service
+if [ -f $SERVICE_UNIT ] && [ -x /usr/bin/systemctl ]; then
+ if ! systemctl --quiet is-active openvswitch-nonetwork.service; then
+ systemctl start openvswitch-nonetwork.service
+ fi
+else
+ if [ ! -f /var/lock/subsys/openvswitch ]; then
+ /sbin/service openvswitch start
+ fi
+fi