[j-nsp] The P2MP LSP story when using LDP for VPLS?

[Muhammad Asif Rao]

as far as i know this feature is not available yet. lsp is only p2p

@$IF

On Thu, Dec 3, 2009 at 8:24 PM, Clarke Morledge <chmorl at wm.edu> wrote:

> I am in the process of building a VPLS implementation using LDP to build
> the LSPs but using BGP to handle the L2 signaling:
>
> I know that there is a dynamic way to configure point-to-multipoint (P2MP)
> LSPs when using RSVP with the "provider-tunnel" keyword for each VPLS
> routing instance , but I don't quite understand how to do this with LDP. I'm
> getting a little lost when reading this:
>
>
> http://jnpr.net/techpubs/en_US/junos10.0/information-products/topic-collections/feature-guide/vpls-traffic-flooding-p2mp-lsp-solutions.html
>
> I see that there is some IETF draft work being done on P2MP for LDP:
>
> http://tools.ietf.org/html/draft-ietf-mpls-ldp-p2mp-08
>
> Does this mean that dynamic P2MP LSPs for LDP with VPLS isn't available
> yet, or is there some other workaround?
>
> I'm having some difficulty trying to wrap my head around this.  The
> ultimate purpose is to cut down on unnecessary packet replication due to
> broadcast, multicast, and unknown unicast within VPLS.  I would rather not
> use RSVP since it is more complex to configure than LDP, but perhaps LDP
> isn't ready for P2MP for primetime?
>
>
> Clarke Morledge
> College of William and Mary
> Information Technology - Network Engineering
> Jones Hall (Room 18)
> Williamsburg VA 23187
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