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String search scheme in a distributed architecture

  • US 20030204493A1
  • Filed: 04/26/2002
  • Published: 10/30/2003
  • Est. Priority Date: 07/26/1999
  • Status: Active Grant
First Claim
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1. A method for searching for a string of data matching a predetermined string of data, the method comprising:

  • performing a first stage search on a packet of data, wherein the first stage search identifies one or more potential strings of interest having a first portion matching the predetermined string;

    generating a first stage search report indicating one or more potential strings of interest and a location of the one or more potential strings of interest within the packet and performing a second stage search on the packet data, wherein the second stage search compares the one more potential strings of interest to the predetermined string to determine whether a match exists.

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