Ingress traffic flow control in a data communications system

  • US 9,258,232 B2
  • Filed: 01/27/2012
  • Issued: 02/09/2016
  • Est. Priority Date: 10/18/2007
  • Status: Active Grant
First Claim
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1. A method performed by a traffic flow control system for performing flow control on a flow of data packets for transmission over a link, the method comprising:

  • receiving, by a controller of the traffic flow control system, a backpressure signal, wherein the backpressure signal indicates a period of congestion;

    determining, by the controller of the traffic flow control system, at least one weighting factor to be applied to the flow of data packets based on the received backpressure signal; and

    adjusting an amount of rate limiting applied to at least a portion of the flow of data packets based on both the determined at least one weighting factor and a content of the backpressure signal.

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