OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:20:73:ef
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tapc6c31b19-c2): addr:fa:16:3e:b3:4b:60
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tap056dee2e-ed): addr:fa:16:3e:fa:7c:79
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:8a:5a:4c:7b:25:12
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(tapf51c7487-b0): addr:d6:fe:5f:c3:38:41
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 9(tap6a651fc6-06): addr:fe:16:3e:6b:6b:c6
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 10(ovn-f9a78e-0): addr:ee:f1:3f:52:6c:fa
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tapfc95d631-4a): addr:fa:16:3e:55:91:67
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap8536e0ab-d5): addr:fa:16:3e:72:3b:e0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 13(tap64bf6e17-fc): addr:fe:16:3e:1a:e3:2d
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:b6:f1:2f:ac:db:2f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
