Comment 3 for bug 1401830

Just to complete the original info with some logs:

- The deployment fails with:

2014-12-12 11:43:01 [DEBUG] deployer.env: Delta unit: rabbitmq-server/0 change:error
2014-12-12 11:43:01 [ERROR] deployer.env: The following units had errors:
   unit: rabbitmq-server/0: machine: 20 agent-state: error details: hook failed: "config-changed"
2014-12-12 11:43:01 [INFO] deployer.cli: Deployment stopped. run time: 1262.45

- The rabbitmq-server node shows the following:

ubuntu@juju-vtapia-machine-20:~$ sudo service rabbitmq-server status
Status of node 'rabbit@juju-vtapia-machine-20' ...
Error: unable to connect to node 'rabbit@juju-vtapia-machine-20': nodedown

DIAGNOSTICS
===========

nodes in question: ['rabbit@juju-vtapia-machine-20']

hosts, their running nodes and ports:
- juju-vtapia-machine-20: [{rabbitmqctl22188,47551}]

current node details:
- node name: 'rabbitmqctl22188@juju-vtapia-machine-20'
- home dir: /var/lib/rabbitmq
- cookie hash: MnDiPHIglyN5Lj42a4v1+w==

ubuntu@juju-vtapia-machine-20:~$ sudo service rabbitmq-server start
 * Starting message broker rabbitmq-server * FAILED - check /var/log/rabbitmq/startup_\{log, _err\}
                                                                                                                                                                                                     [fail]
ubuntu@juju-vtapia-machine-20:~$ cat /var/log/rabbitmq/startup_log
ERROR: epmd error for host "juju-vtapia-machine-20": address (cannot connect to host/port)

-