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Duplicate network address detection

  • US 7,246,272 B2
  • Filed: 01/16/2004
  • Issued: 07/17/2007
  • Est. Priority Date: 01/16/2004
  • Status: Active Grant
First Claim
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1. A method for providing enhanced error information for duplicated addresses in a computer network, comprising the steps of:

  • receiving a plurality of packets encoded according to a first protocol, said packets encapsulating data encoded according to a second protocol;

    extracting a first source address from said packets according to said first protocol;

    determining that said first source address is a substantial duplicate of a known assigned address;

    responsive to determination of said first source address being a duplicate address, extracting a second source address from said encapsulated data according to said second protocol; and

    providing said first source address and said second source address to an error log which is reviewable by a system administrator in order to facilitate correction of said duplicate assigned address.

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