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Method for selecting a resource to provide a requested service in a multicasting environment

  • US 7,444,426 B2
  • Filed: 02/04/2004
  • Issued: 10/28/2008
  • Est. Priority Date: 02/11/2003
  • Status: Active Grant
First Claim
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1. A method for selecting a resource from a plurality of potential resources for providing a service in response to a service request, the method comprising the steps of:

  • providing a poller for polling at least two of the plurality of potential resources;

    providing a timer initiater for initiating a timer for each of the at least two of the plurality of potential resources at the time of said polling;

    providing a timer reset for resetting the timer when said potential resource responds to said poller with a signal representing that the potential resource is still in use;

    providing a time out disconnect for disconnecting a one of said at least two of the plurality of potential resources when the timer associated with said one potential resource reaches a predetermined time without being reset;

    determining aging services by estimating which of the potential services having a timer running is likely to be disconnected;

    disconnecting a one of the aging services from its associated resource prior to the expiration of the timer; and

    using the disconnected resource for providing the service in the service request.

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