OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-4d3092-0): addr:8a:d9:14:7c:39:89
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:be:06:7f:2a:aa:de
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
