OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-865b9a-0): addr:a6:2c:61:9a:bf:b8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:6a:01:4d:68:3b:ae
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
