Re: [icnrg] [irsg] Review of "Architectural Considerations of ICN using Name Resolution Service"
Dirk Kutscher <ietf@dkutscher.net> Mon, 18 January 2021 09:20 UTC
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From: Dirk Kutscher <ietf@dkutscher.net>
To: Colin Perkins <csp@csperkins.org>
Cc: Christopher Wood <caw@heapingbits.net>, draft-irtf-icnrg-nrsarch-considerations@ietf.org, icnrg@irtf.org
Date: Mon, 18 Jan 2021 10:19:57 +0100
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Subject: Re: [icnrg] [irsg] Review of "Architectural Considerations of ICN using Name Resolution Service"
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Thanks, Chris! What do the authors think? Dirk On 15 Jan 2021, at 19:35, Colin Perkins wrote: > Chris – Thank you for the review! > > It seems there’s some discussion, and possibly a revised draft, > needed to address these comments, before the draft can proceed in the > publication process. > > Colin > > >> On 11 Jan 2021, at 14:54, Christopher Wood <caw@heapingbits.net> >> wrote: >> >> Document: draft-irtf-icnrg-nrsarch-considerations-05 >> >> The summary of the review is: Ready with issues >> >> Comments: >> >> Given that this is a considerations document for ICNRG, I think the >> level of detail is probably fine here. My biggest concern is the lack >> of discussion around NRS mapping management. The document states: >> >> When an NRS is utilized in an ICN architecture, security threats >> may >> increase in various aspects... >> >> And then briefly describes "Name Space Management." It states that >> producer authentication is required, but I would like to see some >> more discussion there. In particular, is authentication required for >> only insertion into the NRS? What about updates or removal? >> (Something like BEAD [1] might help deal with deletion.) >> >> On a related topic, how do clients (resolvers) know if they received >> the most up-to-date version of an NRS mapping? Should these be stored >> in cacheable content objects, or in new protocol messages that are >> not cached? This relates to the discussion around mobility, and I'm >> not sure how much detail you want to add here. Maybe just mentioning >> the possibility of stale content as a consideration will suffice. >> >> Lastly, how a NRS impacts client behavior seems a bit unclear at the >> moment. This document seems to suggest that names can only map to >> other NDOs, and not, for example, prefixes. Should it be possible to >> query the NRS with a name prefix, and the NRS performs LPM to return >> the mapped value? What are the implications for clients if they can >> query by prefix? Should they always query the NRS before sending an >> interest for a name? >> >> I hope this helps. >> >> Best, >> Chris >> >> [1] https://arxiv.org/pdf/1512.07311.pdf > > > -- > Colin Perkins > https://csperkins.org/ > > > > > _______________________________________________ > icnrg mailing list > icnrg@irtf.org > https://www.irtf.org/mailman/listinfo/icnrg
- [icnrg] Review of "Architectural Considerations o… Christopher Wood
- Re: [icnrg] [irsg] Review of "Architectural Consi… Colin Perkins
- Re: [icnrg] [irsg] Review of "Architectural Consi… Dirk Kutscher
- Re: [icnrg] [irsg] Review of "Architectural Consi… Jungha Hong
- Re: [icnrg] [irsg] Review of "Architectural Consi… Jungha Hong
- Re: [icnrg] [irsg] Review of "Architectural Consi… Colin Perkins
- Re: [icnrg] [irsg] Review of "Architectural Consi… Christopher Wood