OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-226903-0): addr:f6:94:86:f5:1b:88
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:9a:6f:09:34:87:4f
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
