OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-d085ee-0): addr:0e:cc:17:f1:86:60
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-0d0e38-0): addr:82:da:79:2e:f7:b2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-7e0ed8-0): addr:9a:0f:94:49:89:5e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ea:72:2c:36:f1:d4
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
