OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-189427-0): addr:d6:b7:32:85:11:b8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:4e:58:b8:28:14:fb
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
