OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-9d2ae7-0): addr:06:50:f8:01:d9:4a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:2a:8f:e2:ca:cb:97
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
