Comment 15 for bug 1832021

Reviewed: https://review.opendev.org/666293
Committed: https://git.openstack.org/cgit/openstack/charm-neutron-openvswitch/commit/?id=7578326c592a81e6cc6737f360fc2b15ed175cf0
Submitter: Zuul
Branch: master

commit 7578326c592a81e6cc6737f360fc2b15ed175cf0
Author: Liam Young <email address hidden>
Date: Wed Jun 19 13:29:18 2019 +0000

    Stop using veth pairs to connect qdhcp ns

    veth pairs are currently being used to connect the qdhcp namespace
    to the underlying bridge. This behaviour appears to only be needed
    for old kernels with limited namespaces support (pre trusty).

    Change-Id: If1f669de09e2499e74e88e2b72203047e7f9f957
    Closes-Bug: #1832021