OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0a83b6-0): addr:ee:aa:92:dc:29:ef
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-e6b84e-0): addr:0a:52:a0:6e:3a:2f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-1e4d60-0): addr:de:e5:2d:e7:94:2a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-2df8cc-0): addr:fe:60:17:0d:78:9f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-0c414b-0): addr:b2:c9:8b:c1:4d:48
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:96:7a:2b:ff:89:c7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:8a:eb:c1:8f:d0:e8
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
