OFPST_PORT_DESC reply (xid=0x2):
 2(o-hm0): addr:fa:16:3e:a0:f6:83
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(tap6eaa1703-89): addr:fa:16:3e:d8:f4:83
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(tap34e55ee0-89): addr:fa:16:3e:b2:e0:69
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:72:26:88:d4:12:a4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(tap8b1bcef7-b0): addr:9e:cb:0a:52:cc:8a
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 9(tap404ec489-56): addr:fe:16:3e:66:e7:b5
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 10(ovn-4d7e7c-0): addr:d2:eb:15:97:07:22
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap031679f4-97): addr:fa:16:3e:9a:00:74
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 12(tap6982d795-5d): addr:fa:16:3e:ad:3d:40
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 14(tapd1068803-12): addr:fe:16:3e:05:44:a1
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:8e:ad:01:28:b7:29
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
