Re: [Detnet] Robert Wilton's No Objection on draft-ietf-detnet-ip-oam-12: (with COMMENT)

[Greg Mirsky <[e-mail]>]

Hi Rob,
thank you for your support of this work and thoughtful comments. Please
find my notes below tagged by GIM>>.

Regards,
Greg

On Tue, Feb 13, 2024 at 5:47 AM Robert Wilton via Datatracker <
[e-mail]> wrote:

> Robert Wilton has entered the following ballot position for
> draft-ietf-detnet-ip-oam-12: No Objection
>
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> The document, along with other ballot positions, can be found here:
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>
>
> ----------------------------------------------------------------------
> COMMENT:
> ----------------------------------------------------------------------
>
> Hi,
>
> Thanks for this document.  Just a few minor comments.
>
> Minor level comments:
>
> (1) p 5, sec 3.4.  Active OAM Using GRE-in-UDP Encapsulation
>
>    [RFC8086] has defined the method of encapsulating GRE (Generic
>    Routing Encapsulation) headers in UDP.  GRE-in-UDP encapsulation can
>    be used for IP DetNet OAM as it eases the task of mapping an OAM test
>    session to a particular IP DetNet flow that is identified by N-tuple.
>    Matching a GRE-in-UDP tunnel to the monitored IP DetNet flow enables
>    the use of Y.1731/G.8013 [ITU-T.1731] as a comprehensive toolset of
>    OAM.  The Protocol Type field in GRE header must be set to 0x8902
>    assigned by IANA to IEEE 802.1ag Connectivity Fault Management (CFM)
>    Protocol / ITU-T Recommendation Y.1731.  Y.1731/G.8013 supports
>    necessary for IP DetNet OAM functions, i.e., continuity check, one-
>    way packet loss and packet delay measurement.
>
> A few minor comments on this paragraph:
>
> 1. The section title is about "Active OAM Using GRE-in-UDP Encapsulation"
> but
> the text seems to be more specifically referring to Y.1731.  Should the
> title
> of the section be refined?
>
GIM>> Would "The Application of Y.1731/G.8013 Using GRE-in-UDP
Encapsulation" work?

>
> 2. Perhaps "set to 0x8902 assigned" => "set to 0x8902, assigned"
>
GIM>> Thank you; done

>
> 3. The last sentence of the paragraph doesn't scan properly.
>
> (2) p 6, sec 7.  Acknowledgment
>
>    TBA
>
> Just a note that this is still blank, and you may want to remove this
> section
> if you don't wish to acknowledge anyone.
>
GIM>> Removed the section

>
> Regards,
> Rob
>
>
>
>