OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f40265-0): addr:1a:7a:52:00:f3:8f
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:f6:90:c9:07:bd:09
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
