OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a3a669-0): addr:5e:41:8b:6f:6f:f3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:be:a1:7a:5f:5a:a7
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
