OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:cb:8a:af
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tap771eed40-3c): addr:fa:16:3e:28:99:a6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(taped3364d4-b2): addr:fa:16:3e:16:0c:a6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:5e:4d:2a:98:7f:76
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 9(ovn-85fbdd-0): addr:02:e6:10:c2:0b:c4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 10(tap06eae316-49): addr:fa:16:3e:76:0a:6a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tapfda2204d-a2): addr:fa:16:3e:4a:33:01
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tapfec9e650-f8): addr:fe:16:3e:4d:7d:7f
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 13(tapae876493-10): addr:9e:ae:b8:87:53:e3
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ae:07:40:b9:97:95
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
