OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-0e9f3e-0): addr:7e:de:06:11:5a:18
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-4a37a0-0): addr:b6:77:f6:a5:d7:e4
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-2deaed-0): addr:2a:1b:ac:e6:4c:10
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:2a:92:70:7c:30:43
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
