OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-07bc2d-0): addr:b6:42:30:50:04:5e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:e2:5b:07:b6:9e:be
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
