The MPLS WG Archive

[Thomas Morin <thomas.morin@francetelecom.com>]

Hi Benjamin,

For both point your assumptions on the intended meaning are correct:
- "arbitrary" => in the sense of "free" / "without restriction"
- "interoperate" => coexist

We probably need to reformulate to avoid any confusion.

Cheers,

-Thomas



benjamin.niven-jenkins@bt.com :
> Authors and colleagues,
> 
> Having just read draft-ietf-mpls-mp-ldp-reqs-00 I have a couple of
> questions for clarification.
> 
> Section 3.2 - Requirements overview
> "The P2MP LDP mechanism MUST allow the arbitrary addition or removal of
> leaves associated with a P2MP LSP."
> 
> What do you mean by arbitrary?  I assume you mean that once a P2MP LSP
> is setup it must be possible to add additional leaves and prunes leaves
> as required?
> 
> "The P2MP LDP mechanism MUST interoperate seamlessly with existing P2P
> and MP2P LDP mechanisms."
> 
> What do you mean by interoperate?  I assume you mean that P2P, MP2P and
> P2MP LDP mechanisms must be able to co-exist in the same network but the
> P2MP LDP mechanism doesn't actually interoperate with P2P/MP2P LDP?  Or
> do you mean that it should be possible for an LSR that doesn't 'speak'
> P2MP LDP to be able to process and participate in P2MP LDP LSP setup
> (obviously if it doesn't support P2MP LDP it won't be able to
> replicate/branch traffic)?
> 
> 
> Thanks
> Ben
> 
> 


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