OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-71b3f4-0): addr:f2:35:9b:65:60:f8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ae:6c:8e:c2:01:8f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
