OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-446ea3-0): addr:4e:4f:58:96:14:92
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:06:3a:92:f4:4d:9e
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
