OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-8bd353-0): addr:36:1b:00:92:04:c3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:22:ce:b8:f5:ff:9b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
