
MTU tests will adjust external network MTU and 'shared' parameter accoring to tests needs and restore at the end. However the tests are blocked on devstack due to [1] and can be executed for now only on a podified environment. [1] https://bugs.launchpad.net/neutron/+bug/2060828 Change-Id: I088e6c7bb1e7c6ddfc2f98032758d9a10dcfcb7a