OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-4ff998-0): addr:d2:e4:b3:f6:27:f9
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 2(ovn-bd6c9b-0): addr:86:c1:ab:2a:ab:31
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ea:1a:7a:e5:9b:76
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
