Re: [lamps] CMPv2/LightWeiight-CMP profile over CoAP transport

Mohit Sahni <mohit06jan@gmail.com> Sat, 06 June 2020 17:01 UTC

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From: Mohit Sahni <mohit06jan@gmail.com>
Date: Sat, 6 Jun 2020 10:01:02 -0700
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To: Jim Schaad <ietf@augustcellars.com>
Cc: LAMPS WG <spasm@ietf.org>
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Subject: Re: [lamps] CMPv2/LightWeiight-CMP profile over CoAP transport
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Hi Jim,
Thanks for the feedback. I will go over the EST document and update
sections around DTLS and proxying and address your other comments. Once
ready, I will post the draft in ACE WG.

Regards,
Mohit


On Fri, Jun 5, 2020 at 7:19 PM Jim Schaad <ietf@augustcellars.com> wrote:

> I suppose that this could go into the ACE working group, but it will
> require a charter change to do so.
>
>
>
> I would suggest that you review the EST document with special attention to
> the sections on DTLS and proxying.  It would also help to have some idea of
> guidance for when coap or coaps is going to be used.  I am not sure that
> this strongly exists in CMP as my very vague memory was that it was assumed
> that all transactions where going to be done over TLS with server
> validation as a minimum.
>
>
>
> Jim
>
>
>
>
>
> *From:* Spasm <spasm-bounces@ietf.org> *On Behalf Of *Mohit Sahni
> *Sent:* Thursday, June 4, 2020 10:49 PM
> *To:* Tomas Gustavsson <tomas@primekey.se>
> *Cc:* LAMPS WG <spasm@ietf.org>
> *Subject:* Re: [lamps] CMPv2/LightWeiight-CMP profile over CoAP transport
>
>
>
> Hi Tomas
>
> Thanks for the feedback, I was trying to write it in a way so that it can
> work for both CMPv2 and LightWeight CMP, I have noted it your feedback and
> I will try to make it more clear.
>
>
>
> -Mohit
>
>
>
> On Thu, Jun 4, 2020 at 10:40 PM Tomas Gustavsson <tomas@primekey..se
> <tomas@primekey.se>> wrote:
>
> Hi,
>
> I noticed that section 4, Proxy Support (good section btw), mentions
> Announcement messages. These are excluded from the Lightweight
> specification. Since the LIghtweight specification is mentioned in the
> beginning, I'm not sure if that's worth mentioning here?
>
> Cheers,
> Tomas
>
> On 2020-06-04 20:03, Mohit Sahni wrote:
> > Hi Jim,
> > There were some discussions about using CoAP as transport for the
> > Lightweight CMP profile in the last LAMPS WG meeting. After having some
> > discussions with Hendrik, David, and Andreas I have written an
> > internet-draft for using CoAP as transport for CMPv2 / Light Weight CMP
> > Profile. If I am not mistaken, the recommendation was to present this
> > draft to ACE WG for the review instead of Lamps group, can you please
> > advice on that?
> >
> > Here is the link to the internet-draft that I wrote
> > https://www.ietf.org/id/draft-msahni-tbd-cmpv2-coap-transport-00.txt
> >
> > Thanks
> > Mohit
> >
> > _______________________________________________
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