OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-be95dc-0): addr:ae:97:0a:39:12:48
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-cd2e60-0): addr:2a:53:f0:e3:a2:db
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-515e07-0): addr:42:ac:f0:f0:5d:21
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-9500eb-0): addr:d2:ee:82:18:dd:63
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-4d166c-0): addr:ba:5a:04:10:52:95
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:e2:0e:a3:77:1e:9e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:36:cc:51:fa:3f:96
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
