OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-8f1a6f-0): addr:be:da:c6:43:17:a8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:8e:8c:06:ef:06:4b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
