OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-616d13-0): addr:e6:49:00:15:9b:18
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:8a:d4:77:46:9b:d5
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
