Re: [Idr] FW: New Version Notification for draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt

Gunter Van De Velde <guntervandeveldecc@icloud.com> Fri, 03 March 2017 21:27 UTC

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From: Gunter Van De Velde <guntervandeveldecc@icloud.com>
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Date: Fri, 03 Mar 2017 22:26:58 +0100
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To: Jeff Tantsura <jefftant.ietf@gmail.com>
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Cc: idr <idr@ietf.org>, "Van De Velde, Gunter \(Nokia - BE\)" <gunter.van_de_velde@nokia.com>
Subject: Re: [Idr] FW: New Version Notification for draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt
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There is other use case also to do with Synonimous labels and measurements (Alternate marking for passive measurements) potentially….
Maybe i should add that one also to the use cases.

G/

> On 3 Mar 2017, at 21:48, Jeff Tantsura <jefftant.ietf@gmail.com> wrote:
> 
> Hi Gunter,
> 
> If it is up to a controller to setup EL, this extension needed, same way as described in the IGP drafts.
> 
> I’d questions usefulness of RLD outsldie of Entropy Labels use case.
> Transit nodes in  general are not interested in the full label stack content outside of entropy use case.
> 
> Even if the node in question  can’t read whole stack, it can still properly forward the packet, perhaps with less optimal hasing.
> Using RLD as a contsrain in path computation doesn’t seem to be a right thing to do.
> 
> Thanks!
> 
> Cheers,
> Jeff
> 
> 
> On 3/3/17, 06:55, "Idr on behalf of Van De Velde, Gunter (Nokia - BE)" <idr-bounces@ietf.org on behalf of gunter.van_de_velde@nokia.com> wrote:
> 
>    Heads-up… Happy to learn feedback and comments.
> 
>    This draft is short and defines the attribute to use for BGP-LS to expose a 
>    node RLD "Readable Label Depth" to a centralised controller (PCE/SDN).
> 
>    G/
> 
>    On 03/03/2017, 14:21, "internet-drafts@ietf.org" <internet-drafts@ietf.org> wrote:
> 
> 
>        A new version of I-D, draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt
>        has been successfully submitted by Gunter Van de Velde and posted to the
>        IETF repository.
> 
>        Name:		draft-vandevelde-idr-bgp-ls-segment-routing-rld
>        Revision:	01
>        Title:		Signalling RLD using BGP-LS
>        Document date:	2017-03-03
>        Group:		Individual Submission
>        Pages:		5
>        URL:            https://www.ietf.org/internet-drafts/draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt
>        Status:         https://datatracker.ietf.org/doc/draft-vandevelde-idr-bgp-ls-segment-routing-rld/
>        Htmlized:       https://tools.ietf.org/html/draft-vandevelde-idr-bgp-ls-segment-routing-rld-01
>        Diff:           https://www.ietf.org/rfcdiff?url2=draft-vandevelde-idr-bgp-ls-segment-routing-rld-01
> 
>        Abstract:
>           This document defines the attribute to use for BGP-LS to expose a
>           node RLD "Readable Label Depth" to a centralised controller (PCE/
>           SDN).
> 
> 
> 
> 
> 
>        Please note that it may take a couple of minutes from the time of submission
>        until the htmlized version and diff are available at tools.ietf.org.
> 
>        The IETF Secretariat
> 
> 
> 
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