OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-277425-0): addr:2e:54:cc:99:eb:0c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ee:e1:32:d3:49:ab
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
