On Saturday, October 23, 2010 04:31:01 am Robert Crowe (rocrowe) wrote: > There are many different reasons and topologies where > MPLS can be extended to the access layer depending on > technical and non-technical requirements. Perhaps Rin > can elaborate on his topology and what he is trying to > achieve, as it was not delved into in the previous > email.
We're doing this because Spanning Tree is evil. > The point that I was making was that > summarization at the OSPF ABR is possible when running > MPLS services and is widely used. Just remember that you > cannot summarize (today) your main Loopback used for > your LDP/BGP ID as there needs to be a full LSP from > ingress-to-egress PE across areas, if you providing > L2/L3VPN services. The draft below seemed to address this issue: http://tools.ietf.org/id/draft-swallow-mpls-aggregate- fec-01.txt Not sure whether it was picked up by anyone. Seems interesting. Cheers, Mark.
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