OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-ac6eb1-0): addr:0e:ce:eb:a7:18:22
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:0a:09:5e:22:76:4e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
