OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-764cc5-0): addr:a6:17:9a:a0:90:54
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:be:3d:8e:e7:81:39
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
