OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-8e4a31-0): addr:ea:f9:99:bb:db:ec
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-179bc2-0): addr:06:84:6e:f0:32:ba
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-ded858-0): addr:1e:6e:eb:59:6b:15
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-a1cf5a-0): addr:aa:37:83:70:b1:ee
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-d3c7df-0): addr:d6:94:65:a0:89:e8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:1a:e7:08:7e:ae:7b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:72:de:d2:1d:9f:72
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
