Re: [dns-privacy] Suresh Krishnan's No Objection on draft-ietf-dprive-bcp-op-08: (with COMMENT)

Suresh Krishnan <Suresh@kaloom.com> Wed, 04 March 2020 13:54 UTC

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From: Suresh Krishnan <Suresh@kaloom.com>
To: Sara Dickinson <sara@sinodun.com>
CC: The IESG <iesg@ietf.org>, "draft-ietf-dprive-bcp-op@ietf.org" <draft-ietf-dprive-bcp-op@ietf.org>, Tim Wicinski <tjw.ietf@gmail.com>, "dprive-chairs@ietf.org" <dprive-chairs@ietf.org>, "dns-privacy@ietf.org" <dns-privacy@ietf.org>
Thread-Topic: Suresh Krishnan's No Objection on draft-ietf-dprive-bcp-op-08: (with COMMENT)
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Date: Wed, 4 Mar 2020 13:54:40 +0000
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Subject: Re: [dns-privacy] Suresh Krishnan's No Objection on draft-ietf-dprive-bcp-op-08: (with COMMENT)
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> On Mar 4, 2020, at 8:31 AM, Sara Dickinson <sara@sinodun.com> wrote:
> 
> 
> 
>> On 6 Feb 2020, at 05:33, Suresh Krishnan via Datatracker <noreply@ietf.org> wrote:
>> 
>> Suresh Krishnan has entered the following ballot position for
>> draft-ietf-dprive-bcp-op-08: No Objection
>> 
>> When responding, please keep the subject line intact and reply to all
>> email addresses included in the To and CC lines. (Feel free to cut this
>> introductory paragraph, however.)
>> 
>> 
>> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html
>> for more information about IESG DISCUSS and COMMENT positions.
>> 
>> 
>> The document, along with other ballot positions, can be found here:
>> https://datatracker.ietf.org/doc/draft-ietf-dprive-bcp-op/
>> 
>> 
>> 
>> ----------------------------------------------------------------------
>> COMMENT:
>> ----------------------------------------------------------------------
>> 
>> * Section 5.2.3.
>> 
>> I found Table 1 to be extremely confusing. It is not clear from the table
>> whether all of the properties are concurrently applicable to a certain
>> technique when an "X" appears there. e.g. TC has marks for Format preserving,
>> Prefix preserving, Reordering/Shuffling, and Random substitution. Some of these
>> seem to be mutually exclusive. It would be good if you can clarify.
> 
> That was the intention of the table. TC (TCPdpriv - described in detail in Appendix B.3) preserves both the format and the longest prefix match but uses a random replacement for the remainder of the address.
> 
> Alissa suggested moving the table to Appendix B so it is in the context of the more detailed definitions of the categories and the individual techniques. I think that is a good idea - do you think that would address your concern?

Thanks Sara. That would work.

Regards
Suresh