QUEUING MECHANISMS FOR LTE ACCESS AND SAE NETWORKS ENABLING END-TO-END IMS BASED PRIORITY SERVICE
First Claim
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1. A method of queuing emergency telecommunication service requests in a packet based telephony network node comprising:
- receiving an indication that resources required for a requested emergency telecommunication service are not presently available;
queuing the request;
reserving available resources for the requested service; and
issuing a notification to the node from which the service request was received that queuing has been undertaken.
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Abstract
A system and method for queuing emergency telecommunication service requests prevent dropped connections by sending messages to nodes requesting the emergency telecommunication service that the request has been queued. This allows for an orderly queuing process and allows congestion related issues to be overcome without preempting existing network traffic.
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Citations
20 Claims
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1. A method of queuing emergency telecommunication service requests in a packet based telephony network node comprising:
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receiving an indication that resources required for a requested emergency telecommunication service are not presently available; queuing the request; reserving available resources for the requested service; and issuing a notification to the node from which the service request was received that queuing has been undertaken. - View Dependent Claims (2, 3, 4, 5, 6, 7, 11, 12, 13, 14)
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- 8. The method of claim 8 wherein the received indication indicates that sufficient resources are available for one of the requested plurality of services.
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15. A node for use in a packet based telephony network, the node comprising:
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a resource availability engine for determining the availability of network resources; a request interface for receiving a request for emergency telecommunication services; a processor operatively connected to the resource availability engine and the request interface for determining in accordance with the engine and the request interface that a requested service should be queued; and a messaging interface for sending a message to the node from which a request for emergency telecommunication services is received indicating that the request has been queued upon determination by the processor. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification