OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-c215e7-0): addr:02:c6:94:68:4b:5b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:3e:5f:7c:30:d1:dc
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
