Comment 20 for bug 1560097

Verified on MOS 7.0 + MU5 updates.

All HA suite passed.
Checked OSTF test 'Check network connectivity from instance via floating IP' - passed.

According to the comment #14:
Checked reconnection time, it became 1sec:
/var/log/neutron/dhcp-agent.log:2016-08-12 08:21:00.025 18409 ERROR oslo_messaging._drivers.impl_rabbit [-] AMQP server on 10.109.11.6:5673 is unreachable: timed out. Trying again in 1 seconds.