OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f02d1c-0): addr:82:f9:01:a2:39:74
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:a6:14:24:55:9f:70
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
