Hi All!I am confguring 3-node icehouse on ubuntu 15.04. All were went fine. After configured neutron on contoller, when I execute the following command:- neutron net-create ext-net --shared --router:external=True it creates the following error on neutron (/var/log/neutron/neutron.log) ERROR oslo_messaging._drivers.impl_rabbit [-] AMQP server on controller:5672 is unreachable: [Errno 111] ECONNREFUSED. Trying again in 2 seconds. Suggestions are welcome. A. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20160325/b6a41172/attachment.html>