OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-e6b84e-0): addr:a2:8a:b6:6c:12:3e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-1e4d60-0): addr:52:00:55:1e:fc:d0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-2275c3-0): addr:96:88:b7:fd:06:d6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-2df8cc-0): addr:66:bb:30:fd:2b:a7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-0c414b-0): addr:76:f7:63:28:30:9a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(tap5835cc2f-de): addr:fa:16:3e:99:68:b5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(tap2016994f-6f): addr:fa:16:3e:f3:76:fd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 8(patch-br-int-to): addr:9e:65:43:ae:64:18
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:4e:55:fe:81:07:ec
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
