OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-ea8b86-0): addr:8a:1f:4b:87:37:97
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:6a:47:df:6d:f0:9b
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
