Patent ID: 6021331
Filing Date: 2000-02-01
Classification: H04B,H04L,H04W

Abstract:
A client station for controlling a telecommunications system, the telecommunications system including a central station and a server station, the server station being arranged to maintain an object model thereon representing the central station, and being connectable to the central station to send control signals to the central station in accordance with the object model, the client station comprising:a communications manager for establishing a connection with the server station to enable communication between the client station and the server station, thereby to manage the object model maintained on the server;a memory for storing a portion of the object model;a retrieval means for retrieving from the server station, as required by the client station, additional objects of the object model for expanding the portion of the object model stored in the memory;a processor for processing commands received from the server station or from a user of the client station, the retrieval means being responsive to a command requiring an operation to be performed on an object not currently in the portion of the object model stored in the memory, to retrieve from the server station that object for inclusion in the portion of the object model stored in the memory;wherein each object in the portion of the object model has status information associated therewith, and the processor, on processing a command, is arranged to determine whether any of said status information needs updating, and to update that status information.