Comment 3 for bug 1568506

  /opt/stack/dragonflow/dragonflow/controller/dispatcher.py(43)dispatch()
     41 handler = getattr(app, method, None)
     42 if handler is not None:
---> 43 handler(*args, **kwargs)

  /opt/stack/dragonflow/dragonflow/controller/l2_app.py(81)switch_features_handler()
     80
---> 81 self._install_flows_on_switch_up()
     82

  /opt/stack/dragonflow/dragonflow/controller/l2_app.py(501)_install_flows_on_switch_up()
    499 self.add_local_port(port)
    500 else:
--> 501 self.add_remote_port(port)

> /opt/stack/dragonflow/dragonflow/controller/l2_app.py(474)add_remote_port()
    473 # Egress classifier for port
--> 474 match = parser.OFPMatch(reg7=tunnel_key)
    475 actions = []

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