OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0c414b-0): addr:22:3f:06:43:50:f7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-0a83b6-0): addr:be:ec:44:86:96:2b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-e6b84e-0): addr:0a:65:1e:fb:75:e4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-1e4d60-0): addr:72:76:53:4e:df:81
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-2275c3-0): addr:de:a3:91:75:28:46
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:96:9c:40:e4:9f:c8
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:f6:01:09:b4:4d:f6
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
