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RSVP Path computation request and reply messages
This draft describes extensions to RSVP-TE to support a new message type called a "Path computation" message. Two Path computation messages types: - Path computation request, - Path computation reply- To be used between a Path Computation Client (PCC) and a Path Computation Server (PCS) - PCC: PSC-LSR, TDM-LSR, LSC-LSR, FSC-LSR- PCS: an LSR, a centralized path computation tool
May be used in several contexts:- CPU intensive path computation (GMPLS)(multi-constraints, diverse route, …)- Incomplete TE LSDB (Inter-area TE, Inter-AS TE)- “UNI” like protocolCE is not in the MPLS routing domain
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Author: jvasseur
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