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Intelligent traffic quota management

  • US 8,948,191 B2
  • Filed: 12/09/2011
  • Issued: 02/03/2015
  • Est. Priority Date: 12/09/2011
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a network element, which is to be coupled between a data network and a subscriber end station, to act as a gateway to the data network for the subscriber end station and perform intelligent quota management of a quota that limits an amount of traffic sent through a subscriber traffic flow between the data network and the subscriber end station, the network element including;

    a first network processing unit (NPU) operable to communicate with the subscriber end station;

    a second NPU operable to communicate with the subscriber end station;

    a control plane, operable to communicate with the first NPU and second NPU, comprising a quota management module operable to;

    determine a quota amount for the quota associated with the subscriber traffic flow to be assigned to the first NPU and second NPU,assign a first portion of the quota amount to the first NPU and a second portion of the quota amount to the second NPU,determine to change the distribution of an unconsumed quota amount between the first NPU and the second NPU,determine the unconsumed quota amount,assign a portion of the unconsumed quota amount to the first NPU and another portion of the unconsumed quota amount to the second NPU, andsend a quota consumed report message to a remote quota server, wherein the quota consumed report message includes a consumed quota amount, and wherein the consumed quota amount is to indicate an amount of the quota amount that has been consumed by the first NPU and the second NPU, andthe control plane further comprising a quota tracking module operable to track a quota consumed amount, wherein the quota consumed amount is a portion of the quota amount that has been consumed by the first NPU and the second NPU, and wherein sending the quota consumed report message to the remote quota server is to occur in response to the quota consumed amount exceeding a request threshold, wherein the request threshold is to indicate a fraction of the quota amount that is to be consumed before sending the quota consumed report message to the remote quota server.

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