OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-068395-0): addr:5e:89:7a:66:17:2c
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:32:a4:70:b7:8a:6c
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
