Issue

• VNC Console is not accessible
• The error message is displayed:

Failed to connect to server (code 1006)

• The following error appears in /var/log/nova/nova-novncproxy.log

INFO nova.console.websocketproxy [req-cccccccc-cccc-cccc-cccc-cccccccccccc - - - - -]   9: connect info: {u'instance_uuid': u'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa', u'internal_access_path': None, u'last_activity_at': YYYYYYYYYY, u'console_type': u'novnc', u'host': u'10.0.0.1', u'token': u'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb', u'access_url': u'http://10.0.1.1:6080/vnc_auto.html?token=bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb', u'port': u'5900'}
INFO nova.console.websocketproxy [req-cccccccc-cccc-cccc-cccc-cccccccccccc - - - - -]   9: connecting to: 10.0.0.1:5900
INFO nova.console.websocketproxy [req-cccccccc-cccc-cccc-cccc-cccccccccccc - - - - -] handler exception: [Errno 111] ECONNREFUSED