OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-fcdca9-0): addr:0a:ca:32:37:53:1b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:2a:db:22:6d:4a:e1
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
