OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-efabf8-0): addr:f2:33:09:4e:8a:de
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:be:4a:3a:20:08:7f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
