Segment routing based wide area network orchestration in a network environment

作者: Alan Thornton Gous , Clarence Filsfils , Thomas F. Telkamp

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摘要: An example method for segment routing based wide area network (WAN) orchestration in a environment is provided and includes monitoring (SR) enabled WAN at least near real-time by path computation element (PCE) located outside the WAN, receiving an event notification PCE, performing traffic engineering using SR to reroute off shortest paths. In one embodiment, where current state of not pre-computed, comprises optimizing routes remove violation any utilization policies, deploying optimized re-optimizing other parameters, further re-optimized WAN. another policies

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Saku Ytti, Stephane Litkowski, Ahmed Bashandy, Stefano Previdi, Clarence Filsfils, Bruno Decraene, Igor Milojevic, Rob Shakir, Jeff Tantsura, Wim Henderickx, Martin Horneffer, Segment Routing with IS-IS Routing Protocol ,(2013)
Adrian Farrel, J-P Vasseur, Jerry Ash, A Path Computation Element (PCE)-Based Architecture RFC. ,vol. 4655, pp. 1- 40 ,(2006)