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Network management event correlation in environments containing inoperative network elements

  • US 6,061,723 A
  • Filed: 10/08/1997
  • Issued: 05/09/2000
  • Est. Priority Date: 10/08/1997
  • Status: Expired due to Term
First Claim
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1. A network monitor for distinguishing between broken and inaccessible network elements, comprising:

  • a) one or more computer readable storage mediums; and

    b) computer readable program code stored in the one or more computer readable storage mediums, the computer readable program code comprising;

    i) code for discovering the topology of a plurality of network elements;

    ii) code for periodically polling a plurality of network interfaces associated with the plurality of network elements;

    iii) code for computing or validating a criticalRoute attribute for each of the plurality of network interfaces; and

    iv) code for analyzing a status of network interfaces identified by the criticalRoute attribute of an interface in question (IIQ) which is not responding to a poll.

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