The MPLS WG Archive

[Ali Boudani <aboudani@irisa.fr>]

Hello,

DIRK
Do you mean : that the best route (who's maybe not the shortest one due to
some constraints) is considered as the RPF now

and vijay
what exactly do you mean about your question ??

Thanx
Ali

Vijay Gill wrote:

> On Wed, 10 Jan 2001, Ron Bonica wrote:
>
> > 2) If RPF checks succeed only when traffic arrives on the interface
> > that IGP metrics dictate, what is the benefit of running IP multicast
> > over MPLS?
>
> Raising a heretical thought here, has someone raised the (operational)
> solution of just providing an overlay multicast network by emulating a
> layer 2 network over mpls and running multicast over that? This also
> manages to eliminate a possible S,G state explosion affecting the current
> revenue generating unicast network. [1]
>
> Not a very clever solution, but has the added benefit of working without
> adding more protocol fragility into already broken system implementations.
>
> /vijay
>
> [1] credit must be given to Giles Heron (L3) for this.