OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-ba2823-0): addr:02:b0:c3:c5:a2:b5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:8a:8e:79:02:9e:3c
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
