OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-249eda-0): addr:da:0b:41:b1:27:7b
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:f6:00:84:63:7a:b6
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
