OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f51592-0): addr:62:62:9d:5d:eb:2b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ae:a3:d0:b1:9f:7e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
