OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-58236f-0): addr:5a:ce:13:db:f6:39
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:12:f9:0e:22:46:77
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
