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

"Van De Velde, Gunter (Nokia - BE)" <gunter.van_de_velde@nokia.com> Fri, 03 March 2017 21:58 UTC

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From: "Van De Velde, Gunter (Nokia - BE)" <gunter.van_de_velde@nokia.com>
To: Gunter Van De Velde <guntervandeveldecc@icloud.com>, Jeff Tantsura <jefftant.ietf@gmail.com>
Thread-Topic: [Idr] FW: New Version Notification for draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt
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Date: Fri, 03 Mar 2017 21:58:42 +0000
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Subject: Re: [Idr] FW: New Version Notification for draft-vandevelde-idr-bgp-ls-segment-routing-rld-01.txt
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For completeness, I was referring to the following work as use case of the RLD info in addition to entropy use-case:
https://tools.ietf.org/html/draft-bryant-mpls-sfl-framework-02

G/

On 03/03/2017, 22:26, "Gunter Van De Velde" <guntervandeveldecc@icloud.com> wrote:

    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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