OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-dc5d03-0): addr:1e:f6:af:5e:28:a3
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:ba:c0:e0:8f:02:c3
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
