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Cell Relay Retreat>MPLS WG Archive>month:2002-Dec> msg00289



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Last call on LSP Ping

  • From: Kireeti Kompella <kireeti@juniper.net>
  • Date: Fri, 13 Dec 2002 11:46:54 -0800 (PST)
  • cc: <mpls@UU.NET>

Hi Eric,

On Fri, 13 Dec 2002, Gray, Eric wrote:

> And so, naturally, you could make this same argument for
> how an ECMP splitter would test out all of the equal cost
> paths...

There is a difference between ECMP and detours, which I am sure you
appreciate, but for the good of all, I'll articulate: packets can in
principle take all ECMP paths; however, packets cannot (SHOULD NOT)
take a detour without a failure occurring.

Kireeti.