OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-00d6d9-0): addr:2a:86:c0:66:09:78
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:5e:78:a2:19:29:92
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
