OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f18e61-0): addr:5e:fa:1c:2a:36:1e
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-6d5b17-0): addr:82:18:18:97:67:62
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e1d14e-0): addr:9a:b9:fa:00:be:9d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-2186fb-0): addr:0e:d1:6f:57:89:b2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-e1cc33-0): addr:4e:91:cb:3b:5f:c2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:52:d5:be:6f:d8:34
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:5e:cf:cc:84:6d:38
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
