Comment 1 for bug 1847588

This is what needs to be sent from the client to neutron:

{"trunk": {"sub_ports": [{"segmentation_type": "vlan", "port_id": "761f8090-8215-4730-bcee-3d74bea78215", "segmentation_id": 2}], "port_id": "004ac8ef-3047-4296-8851-e83499cb588a"}}