OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-2844b1-0): addr:9a:96:d3:79:5a:b0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:72:db:d2:ec:4f:b5
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
