OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-fcf650-0): addr:8e:11:02:b8:14:5e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:d2:d5:1c:a4:80:fa
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
