OFPST_PORT_DESC reply (xid=0x2):
 1(ovn-61ee74-0): addr:62:0f:88:4b:71:00
     config:     0
     state:      0
     speed: 0 Mbps now, 0 Mbps max
 LOCAL(br-int): addr:aa:29:26:4a:01:aa
     config:     PORT_DOWN
     state:      LINK_DOWN
     speed: 0 Mbps now, 0 Mbps max
