OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:1a:19:2c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tape3abd110-f0): addr:fa:16:3e:48:1c:78
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tap87ac3ba9-a9): addr:fa:16:3e:36:d5:64
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:66:cd:55:99:18:fe
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(tap85488314-00): addr:ce:4d:a6:a8:08:b7
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 9(tapbeaca0d0-ee): addr:fe:16:3e:69:4d:21
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 10(ovn-5ef466-0): addr:32:52:f6:73:c9:f3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap20cb9942-d4): addr:fa:16:3e:70:22:f8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap9b029711-98): addr:fa:16:3e:b1:54:93
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 13(tap6a20ca5e-04): addr:fe:16:3e:6e:74:ba
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:4e:d2:09:6c:8f:34
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
