OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-3a6d4d-0): addr:16:8c:9a:94:fb:dd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:62:f3:51:6f:1f:84
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
