OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-ba88b5-0): addr:e2:c3:28:a9:48:b2
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-6cc741-0): addr:ce:30:7f:0b:be:29
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 3(ovn-f5f58a-0): addr:02:43:26:5c:01:6d
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:32:44:29:5b:26:e1
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
