OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-5390d6-0): addr:d2:51:dd:5d:62:4e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:fa:58:bb:87:89:9b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
