OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-a4e95e-0): addr:a6:00:33:e6:15:f5
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:fe:1f:63:72:11:11
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
