Comment 25 for bug 1495534

how to verify

env
1 controller + cinder
1 compute
neutron + vlan
1. fuel --env=N deployment --default2. add ​provider: ovs​ to bridges: br-aux, br-ex if the exist
vim /root/deployment_1/*yaml
one by one and change

network_scheme:
 transformations:
      - action: add-br
       name: br-aux
       provider: ovs

2. fuel --env=N deployment --upload
3. deploy and run all tests
4. reboot controller and compute and again run all tests again