OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a10e08-0): addr:06:1b:5c:d7:7b:b2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:6e:a0:d8:9c:e7:c4
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
