OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-52c1f8-0): addr:26:06:91:28:ce:c3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:e2:b0:dd:be:e3:44
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
