OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-9500eb-0): addr:56:26:e7:7c:23:82
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-515e07-0): addr:5a:64:61:c4:ee:75
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-be95dc-0): addr:92:c5:a1:3d:7b:64
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-2587fe-0): addr:62:8b:d4:16:1d:ff
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-4d166c-0): addr:12:48:25:f7:00:e7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 11(tap4a318f6a-b3): addr:fe:16:3e:26:b2:03
     config:     0
     state:      0
     current:    10MB-FD COPPER
     speed: 10 Mbps now, 0 Mbps max
 12(patch-br-int-to): addr:26:17:80:8e:f7:d3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 13(tap595e1c9b-70): addr:fe:6c:1c:fb:73:a4
     config:     0
     state:      0
     current:    10GB-FD COPPER
     speed: 10000 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7e:dc:6a:c9:ef:94
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
