OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-77644a-0): addr:4a:04:47:c1:0d:c1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:5a:f8:08:83:58:5d
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
