OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:4e:9d:16
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tap390623dd-dc): addr:fa:16:3e:6e:43:7f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tap45d3fc6c-54): addr:fa:16:3e:8a:f9:58
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:66:f3:1b:68:bf:73
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 9(ovn-0500aa-0): addr:b2:14:bd:2f:a4:36
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 10(tap071c6c96-07): addr:fa:16:3e:db:4c:c2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap2abf51db-03): addr:fa:16:3e:b4:ce:55
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap9278e576-17): addr:fe:16:3e:b3:93:cd
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 13(tap802a9c58-90): addr:52:ef:98:e4:67:ce
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:d2:99:90:e7:25:93
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
