Re: [sfc] Robert Wilton's Discuss on draft-ietf-sfc-ioam-nsh-11: (with DISCUSS and COMMENT)

"Frank Brockners (fbrockne)" <fbrockne@cisco.com> Fri, 05 May 2023 09:57 UTC

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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: "mohamed.boucadair@orange.com" <mohamed.boucadair@orange.com>, "Frank Brockners (fbrockne)" <fbrockne=40cisco.com@dmarc.ietf.org>, "Rob Wilton (rwilton)" <rwilton@cisco.com>, The IESG <iesg@ietf.org>
CC: "draft-ietf-sfc-ioam-nsh@ietf.org" <draft-ietf-sfc-ioam-nsh@ietf.org>, "sfc-chairs@ietf.org" <sfc-chairs@ietf.org>, "sfc@ietf.org" <sfc@ietf.org>, "gregory.mirsky@ericsson.com" <gregory.mirsky@ericsson.com>
Thread-Topic: Robert Wilton's Discuss on draft-ietf-sfc-ioam-nsh-11: (with DISCUSS and COMMENT)
Thread-Index: AQHZfPUDQI3pKS6ELUKAuc5TFyQO3q9KkS+wgACzXaCAAAm2wIAABlXwgAAgNoA=
Date: Fri, 05 May 2023 09:57:14 +0000
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Subject: Re: [sfc] Robert Wilton's Discuss on draft-ietf-sfc-ioam-nsh-11: (with DISCUSS and COMMENT)
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Hey Med,

we just posted version -13: https://www.ietf.org/archive/id/draft-ietf-sfc-ioam-nsh-13.txt which removes the sentence "There MAY be multiple IOAM headers added by encapsulating nodes as configured.", because - as you pointed out - there is already an entire paragraph covering this aspect in the document (The paragraph starting with "Multiple IOAM-Option-Types MAY be...").

In addition, -13 reflects a comment we received from  Amanda/IANA to add a meaningful description for the new code point. 

Cheers, Frank

> -----Original Message-----
> From: mohamed.boucadair@orange.com
> <mohamed.boucadair@orange.com>
> Sent: Friday, 5 May 2023 10:00
> To: Frank Brockners (fbrockne) <fbrockne@cisco.com>; Frank Brockners
> (fbrockne) <fbrockne=40cisco.com@dmarc.ietf.org>; Rob Wilton (rwilton)
> <rwilton@cisco.com>; The IESG <iesg@ietf.org>
> Cc: draft-ietf-sfc-ioam-nsh@ietf.org; sfc-chairs@ietf.org; sfc@ietf.org;
> gregory.mirsky@ericsson.com
> Subject: RE: Robert Wilton's Discuss on draft-ietf-sfc-ioam-nsh-11: (with
> DISCUSS and COMMENT)
> 
> Re-,
> 
> Tweaking the text to have the behavior called in one single place is better.
> 
> Thank you.
> 
> Cheers,
> Med
> 
> > -----Message d'origine-----
> > De : Frank Brockners (fbrockne) <fbrockne@cisco.com> Envoyé : vendredi
> > 5 mai 2023 09:36 À : BOUCADAIR Mohamed INNOV/NET
> > <mohamed.boucadair@orange.com>; Frank Brockners (fbrockne)
> > <fbrockne=40cisco.com@dmarc.ietf.org>;
> > Rob Wilton (rwilton) <rwilton@cisco.com>; The IESG <iesg@ietf.org> Cc
> > : draft-ietf-sfc-ioam-nsh@ietf.org; sfc-chairs@ietf.org; sfc@ietf.org;
> > gregory.mirsky@ericsson.com Objet : RE: Robert Wilton's Discuss on
> > draft-ietf-sfc-ioam-nsh-11:
> > (with DISCUSS and COMMENT)
> >
> > Hi Med,
> >
> >
> > > -----Original Message-----
> > > From: mohamed.boucadair@orange.com
> > > <mohamed.boucadair@orange.com>
> > > Sent: Friday, 5 May 2023 09:09
> > > To: Frank Brockners (fbrockne)
> > <fbrockne=40cisco.com@dmarc.ietf.org>;
> > > Rob Wilton (rwilton) <rwilton@cisco.com>; The IESG
> > <iesg@ietf.org>
> > > Cc: draft-ietf-sfc-ioam-nsh@ietf.org; sfc-chairs@ietf.org;
> > > sfc@ietf.org; gregory.mirsky@ericsson.com
> > > Subject: RE: Robert Wilton's Discuss on draft-ietf-sfc-ioam-nsh-
> > 11:
> > > (with DISCUSS and COMMENT)
> > >
> > > Hi Franck, all,
> > >
> > > Please see one comment inline.
> > >
> > > Cheers,
> > > Med
> > >
> > > > -----Message d'origine-----
> > > > De : sfc <sfc-bounces@ietf.org> De la part de Frank Brockners
> > > > (fbrockne)
> > > > Envoyé : jeudi 4 mai 2023 22:21
> > > > À : Rob Wilton (rwilton) <rwilton@cisco.com>; The IESG
> > > > <iesg@ietf.org> Cc : draft-ietf-sfc-ioam-nsh@ietf.org;
> > > > sfc-chairs@ietf.org; sfc@ietf.org; gregory.mirsky@ericsson.com
> > Objet
> > > > : Re: [sfc] Robert Wilton's Discuss on draft-ietf-sfc-ioam-
> > > > nsh-11: (with DISCUSS and COMMENT)
> > > >
> > > ...
> > > > >
> > > > > (3) p 2, sec 3.  IOAM encapsulation with NSH
> > > > >
> > > > >      Otherwise
> > > > >    packets with IOAM are likely to be dropped per [RFC8300].
> > > > There can
> > > > >    be multiple IOAM headers added by encapsulating nodes as
> > > > configured.
> > > > >
> > > > > Possibly "MAY" may be better than "can", since RFC 2119
> > language
> > > > is
> > > > > being used elsewhere in this paragraph.
> > > >
> > > > ...FB: Changed to MAY in version -12.
> > > >
> > >
> > > [Med] Isn't this redundant with:
> > >
> > >    Multiple IOAM-Option-Types MAY be included within the NSH
> > >    encapsulation.
> >
> > ...FB: It is. But does it hurt? If so, I can create another revision
> > and remove the sentence.
> >
> > Cheers, Frank
> >
> 
> 
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