OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f18e61-0): addr:96:d7:b0:32:57:75
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-2186fb-0): addr:72:62:b4:ff:0c:0a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e1d14e-0): addr:06:b0:18:83:eb:4b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-e1cc33-0): addr:02:2a:a0:cb:51:c3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-45aa31-0): addr:86:f4:97:25:c6:19
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(tape9a20bd6-9e): addr:fa:16:3e:c7:ca:e2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 7(patch-br-int-to): addr:ca:6e:b1:7b:3e:ba
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7a:99:6b:6a:9a:2e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
