OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-52888a-0): addr:62:a3:ff:67:cb:ff
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7a:13:59:df:e0:b1
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
