OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-6f33d4-0): addr:26:36:47:80:c5:29
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:12:57:4d:d1:27:32
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
