OFPST_PORT_DESC reply (xid=0x2):
 2(ovn-3a9b32-0): addr:be:30:dd:65:3b:ba
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:22:61:f8:94:8e:84
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
