OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-f6da27-0): addr:6e:54:c8:24:ed:ca
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:32:bb:4f:92:05:9d
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
