Re: [spring] WG Last Call draft-ietf-spring-nsh-sr

Dhruv Dhody <dhruv.ietf@gmail.com> Thu, 13 May 2021 06:11 UTC

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From: Dhruv Dhody <dhruv.ietf@gmail.com>
Date: Thu, 13 May 2021 11:40:40 +0530
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To: James Guichard <james.n.guichard@futurewei.com>
Cc: "bruno.decraene@orange.com" <bruno.decraene@orange.com>, "spring@ietf.org" <spring@ietf.org>, "draft-ietf-spring-nsh-sr@ietf.org" <draft-ietf-spring-nsh-sr@ietf.org>
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Subject: Re: [spring] WG Last Call draft-ietf-spring-nsh-sr
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Hi Jim,


>
> - Section 4,
>
>    The behavior of remembering the SR stack occurs at the end of the
>    regularly defined logic.  The behavior of reattaching the stack
>    occurs before the SR process of forwarding the packet to the next
>    entry in the segment-list.  Both behaviors are further detailed in
>    section 5.
>
> The SR stack reads as SR-MPLS specific. Can this be generalized or perhaps
> text added for SRv6 as well?
>
>
>
> Jim> I am not sure where (or what text) to add to make this clearer. Do
> you have any suggestions?
>
>
>
Dhruv> Perhaps we can add "(SR header (SRH) in case of SRv6)" alongside the
term SR stack. Another option would be using a generic term like "segment
list" instead of a stack (or something similar)?

>
> - Should there be some reference to 3GPP in the first paragraph Section
> 1.1?
>
>
>
> Jim> do you have a suggested reference/s ?
>
>
>
>
Dhruv> My guess would be [TS.29.061]. Better check with a 3GPP expert :)

Thanks!
Dhruv