OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-bb5363-0): addr:f6:6f:39:e2:d6:aa
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:f6:5e:bd:9a:c4:2e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
