OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-affbaf-0): addr:4e:55:94:95:f1:e0
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:22:02:bc:a0:9e:19
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
