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Method and apparatus for communicating using labeled data packets in a network

  • US 7,212,527 B2
  • Filed: 05/09/2001
  • Issued: 05/01/2007
  • Est. Priority Date: 05/09/2001
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • receiving a data packet from source;

    determining whether a session identity exists for a commmmunication session with the source;

    encapsulating the received data packet in a flow header including at least two of a flow message type field, a flow option field, a source port identity field, a destination identity field and a session identity field;

    transmitting the flow header with the received data packet to a destination if no session identity exists;

    receiving the session identity from the destination using the flow header; and

    transmitting subsequent data packets received from the source along with the session identity to the destination.

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