openvswitch-switch 2.9.0-0ubuntu1 / etc / network / if-post-down.d / openvswitch

/etc/network/if-post-down.d/openvswitch is in openvswitch-switch 2.9.0-0ubuntu1.

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

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