Processing Window Cloak State Change PDU

On receipt of this PDU the client SHOULD cloak or uncloak the RAIL window with the ID specified by the WindowId field. The action of cloaking or uncloaking is specified by the Cloaked field. The client SHOULD NOT send a Window Cloak State Change PDU back to the server as a result of processing this PDU.

If no RAIL window can be found corresponding to WindowId, the client SHOULD ignore this PDU.