OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-267e7f-0): addr:e2:56:a8:3d:3b:c6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:9e:58:cf:ad:93:a5
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
