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Packet processing in a multiple processor system

DC
  • US 8,077,723 B2
  • Filed: 05/14/2010
  • Issued: 12/13/2011
  • Est. Priority Date: 08/02/2005
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a first engine to;

    route a packet to a second engine, androute the packet to a third engine, after receiving the packet from the second engine;

    the second engine to;

    process the packet, andassociate a tag with the packet, the tag including information about the processing of the packet; and

    the third engine to;

    process the packet using the information included in the tag,where the second engine and the third engine comprise a firewall processing engine, an intrusion detection system, or a network address translation (NAT) engine,where the second engine is different than the third engine, andwhere the second engine and the third engine are included on one integrated circuit.

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