OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-208495-0): addr:2a:75:18:8f:36:8b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:86:e1:0a:2b:18:39
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
