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System and Method for Computing a Backup Ingress of a Point-to-Multipoint Label Switched Path

  • US 20110211445A1
  • Filed: 02/23/2011
  • Published: 09/01/2011
  • Est. Priority Date: 02/26/2010
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a path computation element (PCE) configured to communicate with a path computation client (PCC) and compute a backup ingress node for a Point-to-Multipoint (P2MP) Label Switched Path (LSP) in a network associated with the PCC,wherein the backup ingress node is coupled to an ingress node of the P2MP LSP and to a plurality of next-hop nodes of the ingress node of the P2MP LSP via a backup tree.

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