The MPLS WG Archive

["Sumit Garg" <garg@torrentnet.com>]

IP TOS bits ==> DSCP ==> DiffServ CoS.  Each LSP (E-LSP or L-LSP) will
be associated with the appropriate DiffServ CoS.

--Sumit Garg

> -----Original Message-----
> From: owner-mpls@UU.NET [mailto:owner-mpls@UU.NET]On Behalf Of Harish
> Kumtakar
> Sent: Monday, June 02, 2003 05:26 AM
> To: mpls@UU.NET
> Subject: help
>
>
> Hi,
>
> I've one question regarding MPLS (Context: MPLS support of
> DiffServ).
>
> Consider a scenario where in a client (sender) H1 can send traffic
> belonging to all classes of service (EF,AF,BE) to a destination
> D1. And the traffic from H1 has to pass through a MPLS cloud to
> reach D1. Let us also assume that all the routers in that MPLS
> domain support DiffServ.
>
> Ingress router of this MPLS domain, which is attached to H1, has
> to establish more than one LSPs for the same FEC (desination D1),
> in order to service the traffic from H1.
>
> Now my question is, if there are more than one LSPs for the same
> FEC then how the Ingress router will decide as to which LSP the
> data packet belongs to since there will be more than one NHLFE
> entries for the same FEC.
>
> Wonder if anyone comments on this. TIA.
>
> Regards,
> -Harish
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