OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f64063-0): addr:d2:17:d9:8f:40:49
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:82:36:0c:56:6c:c3
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
