OFPST_PORT_DESC reply (xid=0x2):
 2(ovn-ee814d-0): addr:ce:fc:6b:72:b4:1c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:0a:67:17:bd:d1:f1
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
