OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-201fda-0): addr:52:7a:fb:d6:eb:97
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:2a:ec:16:d5:03:a4
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
