OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-850218-0): addr:16:16:36:8e:ec:fd
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:2a:6f:63:cc:c9:82
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
