openvswitch-switch 2.9.2-0ubuntu0.18.04.3 / etc / network / if-pre-up.d / openvswitch

/etc/network/if-pre-up.d/openvswitch is in openvswitch-switch 2.9.2-0ubuntu0.18.04.3.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/share/openvswitch/scripts/ifupdown.sh