OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-345bf9-0): addr:76:39:3b:44:7c:f7
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:7a:c6:9e:06:12:c3
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
