OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a05de4-0): addr:a2:b5:4a:65:bf:27
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-96b5bb-0): addr:82:65:ba:7c:46:ad
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-0983c4-0): addr:7e:6f:76:16:91:f4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-b9c72d-0): addr:66:3d:62:0d:63:98
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-5b0126-0): addr:36:f5:f0:d5:1c:63
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:16:e8:97:69:bf:49
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:66:bb:46:e5:13:2c
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
