OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-c85299-0): addr:82:a0:6c:c2:3c:bc
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-62c03c-0): addr:2a:0c:66:5b:3b:2a
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-11aa47-0): addr:66:c7:49:d9:76:c1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 4(ovn-07900d-0): addr:62:40:20:83:17:9b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 5(ovn-c3237d-0): addr:f6:55:9e:74:07:b6
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:fe:45:ba:b3:be:b7
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
