Re: [mpls] FW: I-D Action: draft-ietf-mpls-mna-requirements-10.txt

Hi Haoyu,
I feel that adding the "by default" clause confuses a reader. The
requirement as it is worded in the draft is clear and positions post-stack
AD as an optional solution if and when it is needed. Would you kindly
elaborate on your motivation to add the "by default" clause?

Regards,
Greg

On Wed, Feb 7, 2024 at 10:43 AM Haoyu Song <haoyu.song@futurewei.com> wrote:

> Dear all,
>
>
>
> I checked my original email and found some of them have been resolved.
>
>
>
> Now I understand the intention of the #7 better, and I suggested to add
> “by default” at the end of the first half of the sentence to make it
> clearer.
>
>
>
> 7.   A solution MUST NOT require an implementation to support post-
>
>         stack ancillary data (by default), unless the implementation
> chooses to
>
>         support a network action that uses post-stack ancillary data.
>
>
>
> The #20 remains the same, so my question stays. What are considered
> “existing MPLS data plane operations”. Is there a normative reference for
> this? Does this requirement exclude using any new operations that don’t
> exist today?
>
>
>
> Best regards,
>
> Haoyu
>
> *From:* Adrian Farrel <adrian@olddog.co.uk>
> *Sent:* Wednesday, February 7, 2024 9:10 AM
> *To:* 'Dongjie (Jimmy)' <jie.dong@huawei.com>; Haoyu Song <
> haoyu.song@futurewei.com>
> *Cc:* 'Matthew Bocci (Nokia' <matthew.bocci=40nokia.com@dmarc.ietf.org>;
> mpls@ietf.org
> *Subject:* RE: [mpls] FW: I-D Action:
> draft-ietf-mpls-mna-requirements-10.txt
>
>
>
> Thanks for this, Matthew.
>
>
>
> Jie and Haoyu, if you get a chance before the New Year holiday, it would
> be **really** helpful if you could let Matthew know whether you still
> have concerns resulting from your previous comments, or if Matthew has
> addressed them with changes to the current revision.
>
>
>
> If we are all good, then a 2nd WGLC can be run (with plenty of time for
> review and comments after New Year).
>
>
>
> Thanks,
> Adrian
>
>
>
> *From:* mpls <mpls-bounces@ietf.org> *On Behalf Of *Matthew Bocci (Nokia)
> *Sent:* 07 February 2024 15:14
> *To:* mpls@ietf.org
> *Subject:* [mpls] FW: I-D Action: draft-ietf-mpls-mna-requirements-10.txt
>
>
>
> All
>
>
>
> I have just posted an updated draft, hopefully addressing Tony’s comments
> below.
>
>
>
> There were some outstanding comments from Jie and Haoyu, but I think that
> these may have been addressed to some extent by some of the resolutions to
> the other comments. Please could you review the draft and let me know if
> you still have outstanding comments.
>
>
>
> Thanks
>
>
>
> Matthew
>
>
>
> *From: *mpls <mpls-bounces@ietf.org> on behalf of internet-drafts@ietf.org
> <internet-drafts@ietf.org>
> *Date: *Wednesday, 7 February 2024 at 15:07
> *To: *i-d-announce@ietf.org <i-d-announce@ietf.org>
> *Cc: *mpls@ietf.org <mpls@ietf.org>
> *Subject: *[mpls] I-D Action: draft-ietf-mpls-mna-requirements-10.txt
>
>
> CAUTION: This is an external email. Please be very careful when clicking
> links or opening attachments. See the URL nok.it/ext for additional
> information.
>
>
>
> Internet-Draft draft-ietf-mpls-mna-requirements-10.txt is now available.
> It is
> a work item of the Multiprotocol Label Switching (MPLS) WG of the IETF.
>
>    Title:   Requirements for Solutions that Support MPLS Network Actions
>    Authors: Matthew Bocci
>             Stewart Bryant
>             John Drake
>    Name:    draft-ietf-mpls-mna-requirements-10.txt
>    Pages:   11
>    Dates:   2024-02-07
>
> Abstract:
>
>    This document specifies requirements for the development of MPLS
>    network actions which affect the forwarding or other processing of
>    MPLS packets.  These requirements are informed by a number of
>    proposals for additions to the MPLS information in the labeled packet
>    to allow such actions to be performed, either by a transit or
>    terminating LSR (i.e. the LER).
>
> The IETF datatracker status page for this Internet-Draft is:
> https://datatracker.ietf.org/doc/draft-ietf-mpls-mna-requirements/
>
> There is also an HTMLized version available at:
> https://datatracker.ietf.org/doc/html/draft-ietf-mpls-mna-requirements-10
>
> A diff from the previous version is available at:
>
> https://author-tools.ietf.org/iddiff?url2=draft-ietf-mpls-mna-requirements-10
>
> Internet-Drafts are also available by rsync at:
> rsync.ietf.org::internet-drafts
>
>
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