OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:ab:76:01
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tap63d59939-f1): addr:fa:16:3e:ee:51:5e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tap2faf4fcb-0c): addr:fa:16:3e:a5:89:1e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:56:7d:4e:b2:24:f7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(tap9e73067a-a0): addr:a2:70:92:e7:7f:ba
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 9(tap90e9778d-bf): addr:fe:16:3e:d4:a4:86
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 10(ovn-837745-0): addr:7e:86:09:67:3d:de
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap3808cb60-1c): addr:fa:16:3e:31:d1:0c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap591862ce-65): addr:fa:16:3e:16:10:94
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 13(tap24931236-cd): addr:fe:16:3e:cc:0a:c7
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7e:4c:9b:92:36:8f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
