Re: [icnrg] Fwd: New Version Notification for draft-gundogan-icnrg-ccnx-timetlv-01.txt

Junxiao Shi <shijunxiao@email.arizona.edu> Thu, 12 March 2020 04:02 UTC

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From: Junxiao Shi <shijunxiao@email.arizona.edu>
Date: Thu, 12 Mar 2020 00:02:13 -0400
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Subject: Re: [icnrg] Fwd: New Version Notification for draft-gundogan-icnrg-ccnx-timetlv-01.txt
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Hi Cenk

Section 7 has a bad link in:
This document makes no semantic changes to *RFC8965*

Yours, Junxiao

On Mon, Mar 9, 2020, 15:03 Cenk Gündoğan <mail=2Bietf=
40gundogan.net@dmarc.ietf.org> wrote:

> Dear ICNRG,
>
> we updated our CCNx Time TLV draft to include the following changes:
>
> * we removed the previously included discussion on using a time base TLV
>   for (absolute) RecommendedCacheTime (RCT) TLVs in content objects. The
>   current approach interprets RCT as absolute (normal behavior) for UTC
>   timestamps (8 octets), and as relative for a compact timestamp (1
>   octet).
>
> * we added an explicit configuration for exponent, mantissa, and bias to
>   Section 4. That configuration yields a milli second resolution for
>   lower time values and can also (with low resolution) reaches values
>   has high as ~4 years.
>
> * we added a few alternatives to section 5 (CCNx protocol integration)
>   to provide more material for discussions. This topic needs to converge
>   to a distinct solution, though.
>
> As always, any feedback is highly appreciated.
>
> Cheers,
> Cenk
>
> On Mon, Mar 09 2020 at 19:42 +0100, internet-drafts@ietf.org wrote:
>
> > A new version of I-D, draft-gundogan-icnrg-ccnx-timetlv-01.txt
> > has been successfully submitted by Cenk Gundogan and posted to the
> > IETF repository.
> >
> > Name:         draft-gundogan-icnrg-ccnx-timetlv
> > Revision:     01
> > Title:                An Alternative Delta Time encoding for CCNx using
> Interval Time from RFC5497
> > Document date:        2020-03-09
> > Group:                Individual Submission
> > Pages:                8
> > URL:
> https://www.ietf.org/internet-drafts/draft-gundogan-icnrg-ccnx-timetlv-01.txt
> > Status:
> https://datatracker.ietf.org/doc/draft-gundogan-icnrg-ccnx-timetlv/
> > Htmlized:
> https://tools.ietf.org/html/draft-gundogan-icnrg-ccnx-timetlv-01
> > Htmlized:
> https://datatracker.ietf.org/doc/html/draft-gundogan-icnrg-ccnx-timetlv
> > Diff:
> https://www.ietf.org/rfcdiff?url2=draft-gundogan-icnrg-ccnx-timetlv-01
> >
> > Abstract:
> >    CCNx utilizes Delta Time for a number of functions.  When using CCNx
> >    in environments with constrained nodes and/or bandwidth constrained
> >    networks, it is valuable to have a compressed representation of delta
> >    time.  In order to do so, either accuracy or dynamic range has to be
> >    sacrificed.  Since the current uses of delta time do not require both
> >    simultaneously, one can consider a logarithmic encoding such as that
> >    specified in RFC5497.  This document updates _CCNx messages in TLV
> >    Format_ (RFC8609) to specify this alternative encoding.
> >
> >
> >
> >
> > Please note that it may take a couple of minutes from the time of
> submission
> > until the htmlized version and diff are available at tools.ietf.org.
> >
> > The IETF Secretariat
>
>
> --
> Cenk Gündoğan
>
> Hamburg University of Applied Sciences
> Dept. of Computer Science / Internet Technologies Group
> Berliner Tor 7, 20099 Hamburg, Germany
> Fon: +49 40 42875 - 8426
> Mail: cenk.guendogan@haw-hamburg.de
> Web: https://www.inet.haw-hamburg.de/
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