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METHOD AND APPARATUS FOR TRACING PATHS IN SERVICE FUNCTION CHAINS

  • US 20190327165A1
  • Filed: 07/01/2019
  • Published: 10/24/2019
  • Est. Priority Date: 07/20/2015
  • Status: Active Grant
First Claim
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1. Logic encoded on one or more non-transitory computer readable media for execution and when executed operable to:

  • process a trace request packet at a service node in a service chain, the trace request packet comprising a service path identifier, a service index, and a service index limit that remains constant for use in identifying at least one service node in the service chain to generate a trace report packet, the service index providing a location within the service path;

    generate the trace report packet at the service node, the trace report packet comprising service function information of a plurality of service functions in the service chain; and

    transmit the trace report packet;

    wherein each of a plurality of service nodes in the service chain inserts its service function information into the trace request packet.

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