OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-b3d046-0): addr:72:d5:fa:05:f9:c1
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ea:cb:76:4d:4d:bc
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
