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Re: [DNSOP] I-D Action: draft-wessels-dns-zone-digest-04.txt

"Wessels, Duane" <dwessels@verisign.com> Wed, 24 October 2018 09:49 UTC

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From: "Wessels, Duane" <dwessels@verisign.com>
To: Bob Harold <rharolde@umich.edu>
CC: IETF DNSOP WG <dnsop@ietf.org>
Thread-Topic: [EXTERNAL] [DNSOP] I-D Action: draft-wessels-dns-zone-digest-04.txt
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Date: Wed, 24 Oct 2018 09:49:12 +0000
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Subject: Re: [DNSOP] I-D Action: draft-wessels-dns-zone-digest-04.txt
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> On Oct 22, 2018, at 6:53 PM, Bob Harold <rharolde@umich.edu> wrote:
> 
> Just my opinions:
> 
> Keep the Reserved field
> 
> Include occluded data - it is part of the zone, even if never served.  (Similar to glue data when a server has both a parent and child zone.)
> 
> If you might have multiple zonemd records not at the apex later, why not allow them now?  Otherwise, your choice whether to restrict them.  (Someone will find a use for them, like verifying glue records.  Everyone else can ignore them.)
> 

Thanks for the feedback, Bob.

My thought about non-apex ZONEMD records is that ZONEMD has some similarities to SOA.  They both say something about the zone has a whole, and I know some software at least rejects zones with a non-apex SOA record.  OTOH, I don't want to make things unnecessarily complex...

DW

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