OFPST_PORT_DESC reply (xid=0x2):
 1(tap833c7d04-24): addr:fa:16:3e:77:0a:e4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(tap936341bc-f4): addr:fa:16:3e:1d:43:40
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(tap2ff2540f-7c): addr:fa:16:3e:a8:b7:77
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(patch-br-int-to): addr:fe:af:90:55:c8:96
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(tap0bdc4027-c0): addr:72:24:e2:86:60:95
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 7(tap95ee6224-1d): addr:fe:16:3e:ad:95:bb
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 8(tap0a046e79-61): addr:fe:16:3e:8f:31:c0
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:f2:84:7e:36:80:07
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
