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Apparatus and method for preventing network rerouting

  • US 6,304,548 B1
  • Filed: 05/25/2000
  • Issued: 10/16/2001
  • Est. Priority Date: 07/17/1997
  • Status: Expired due to Term
First Claim
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1. A communications network rerouting method, comprising:

  • establishing a communications route using one or more routers, said route including one or more links for carrying data and each of said routers including a central processing unit (CPU);

    monitoring data traffic using a link congestion monitor on said links and storing values representative of link congestion;

    monitoring router CPU utilization and storing values representative of router CPU utilization;

    determining whether said link congestion monitor values and said CPU utilization monitor values exceed predetermined threshold; and

    enabling and disabling rerouting of said communications route responsive to said determining.

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