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Prevention and detection of IP identification wraparound errors

  • US 6,894,976 B1
  • Filed: 06/15/2000
  • Issued: 05/17/2005
  • Est. Priority Date: 06/15/2000
  • Status: Active Grant
First Claim
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1. A method of reducing a likelihood of misassembly of data fragments from fragmented IP datagrams, comprising the steps of:

  • receiving data fragments of a datagram having an IP identification number; and

    discarding all received data fragments of the datagram upon detection of receipt of an overlapping data fragment having the IP identification number, wherein the overlapping data fragment overlaps data in an already-received data fragment.

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