Re: [Teas] I-D Action: draft-ietf-teas-yang-sr-te-topo-15.txt

t petch <ietfa@btconnect.com> Fri, 15 July 2022 15:14 UTC

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From: t petch <ietfa@btconnect.com>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/teas/7yY1kLEV-RC0DgGocg2P0Ksnvso>
Subject: Re: [Teas] I-D Action: draft-ietf-teas-yang-sr-te-topo-15.txt
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On 05/07/2022 02:40, internet-drafts@ietf.org wrote:
>
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the Traffic Engineering Architecture and Signaling WG of the IETF.
>
>          Title           : YANG Data Model for SR and SR TE Topologies on MPLS Data Plane
>          Authors         : Xufeng Liu
>                            Igor Bryskin
>                            Vishnu Pavan Beeram
>                            Tarek Saad
>                            Himanshu Shah
>                            Stephane Litkowski
>    Filename        : draft-ietf-teas-yang-sr-te-topo-15.txt
>    Pages           : 54
>    Date            : 2022-07-04

The change in layout to conform to YANG guidelines makes this hard to 
compare with predecessors but simpler for me in future so thank you for 
that.

I see RFC8402 and RFC8662 in the YANG module but not in the I-D 
References while ietf-idr-bgp-ls-segment.. is now RFC9085 I think.

I still struggle with MSD.  It can come from multiple protocols but the 
YANG Reference for base-mpls-msd only lists one; is that a limitation of 
the module or a reflection of what is out there?

erld-msd confused me for a while. I am familiar with erld but not seeing 
it referred to as erld-msd; is that a common form of reference?  I note 
the 'feature msd' would seem to be 'feature msd' or feature erld-msd or 
both. Perhaps worth an explanatory note in 2.6 or 2.7.

Tom Petch

>
> Abstract:
>     This document defines a YANG data model for Segment Routing (SR)
>     topology and Segment Routing (SR) traffic engineering (TE) topology,
>     using MPLS data plane.
>
>
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-teas-yang-sr-te-topo/
>
> There is also an htmlized version available at:
> https://datatracker.ietf.org/doc/html/draft-ietf-teas-yang-sr-te-topo-15
>
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-teas-yang-sr-te-topo-15
>
>
> Internet-Drafts are also available by rsync at rsync.ietf.org::internet-drafts
>
>
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