2015-01-30 18:41:12.987 19240 ERROR oslo.messaging.rpc.dispatcher [req-ceb34ee1-c517-4347-97f
9-4db607046241 ] Exception during message handling: Invalid input for operation: network_type
 value 'vxlan' not supported.
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call
 last):
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/
site-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_reply
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher     incoming.message))
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/
site-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher     return self._do_dispatc
h(endpoint, method, ctxt, args)
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/
site-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher     result = getattr(endpoi
nt, method)(ctxt, **new_args)
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher   File "/usr/lib/python2.7/
site-packages/neutron/plugins/ml2/drivers/type_tunnel.py", line 180, in tunnel_sync
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher     raise exc.InvalidInput(
error_message=msg)
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher InvalidInput: Invalid input
 for operation: network_type value 'vxlan' not supported.
2015-01-30 18:41:12.987 19240 TRACE oslo.messaging.rpc.dispatcher