OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-e04238-0): addr:56:e3:2c:42:d5:c2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:32:8a:f1:3c:8b:11
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
