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Re: [Idr] I-D Action: draft-ietf-idr-rs-bfd-03.txt

Jeffrey Haas <jhaas@pfrc.org> Tue, 04 July 2017 17:36 UTC

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Date: Tue, 04 Jul 2017 13:45:23 -0400
From: Jeffrey Haas <jhaas@pfrc.org>
To: Gert Doering <gert@space.net>
Cc: Robert Raszuk <robert@raszuk.net>, idr wg <idr@ietf.org>
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Subject: Re: [Idr] I-D Action: draft-ietf-idr-rs-bfd-03.txt
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On Mon, Jul 03, 2017 at 10:20:02PM +0200, Gert Doering wrote:
> On Mon, Jul 03, 2017 at 10:16:57PM +0200, Robert Raszuk wrote:
> > The intention here has nothing to do with telemetry ...
> 
> But it *is* telemetry.  "Hey, Route-Server, I can see something that
> you do not see" - so the RS can do better educated guesses, and the
> IXP operator can go fix the L2 issue.
> 
> If that's not an intentional aspect, it's useful nonetheless.

Such a side effect was noted in other offline discussions.  But it didn't
make sense to bloat the document with this information.  

Similarly, in the IPsec "VPN" scenario, it also permits a box to collect
telemetry about the health of the tunnel mesh.

-- Jeff

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