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Classification search scheme and rules engine for network unit

  • US 20040095936A1
  • Filed: 01/08/2003
  • Published: 05/20/2004
  • Est. Priority Date: 11/15/2002
  • Status: Abandoned Application
First Claim
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1. A classification search apparatus for a network unit which is operative to receive and forward addressed data packets, comprising:

  • a temporary store for a segment of data relating to a received packet;

    a store for classification rules at least some of which include a field of reference data and an operating code, said operating code defining a starting location in said segment for a packet data field to be compared with said reference data; and

    a rules engine for applying a multiplicity of said classification rules for successive application to said segment of data.

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