OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-c0ab19-0): addr:ae:85:2f:45:03:f3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-dbf8a5-0): addr:92:2c:c2:b6:19:d2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-a71906-0): addr:f2:c4:7a:d2:a1:d1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:c6:08:e5:0b:fa:6a
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
