OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-585d62-0): addr:1e:eb:c0:02:6d:fd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-a05de4-0): addr:8e:2c:c5:5a:c7:97
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-b9c72d-0): addr:0e:23:94:f2:b6:96
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-96b5bb-0): addr:ee:70:56:8c:8a:88
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-0983c4-0): addr:4a:33:6f:c6:0a:6a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 6(patch-br-int-to): addr:7e:ff:20:09:5a:d7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:4a:18:36:56:37:08
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
