OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-5d60bc-0): addr:5e:09:64:34:d9:ec
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:52:90:1e:99:f9:6e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
