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System and method for fast-rerouting of data in a data communication network

  • US 20020112072A1
  • Filed: 02/07/2002
  • Published: 08/15/2002
  • Est. Priority Date: 02/12/2001
  • Status: Abandoned Application
First Claim
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1. A method of re-routing data traffic in a data communication network comprising:

  • forming a protection path between a base node and an end node wherein the protection path avoids an intermediate node between the base node and the end node;

    advertising within the network availability of protection provided by the protection path;

    forming a protected path for communicating data, the protected path passing through the intermediate node;

    detecting a fault in the network; and

    avoiding the fault by using the protection path for communicating data.

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