OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-5ffa8d-0): addr:b2:41:88:d6:0f:f3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:0a:78:a4:2a:9a:71
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
