Re: [DNSOP] Brief addition to terminology-bis draft

Mark Andrews <marka@isc.org> Mon, 10 September 2018 13:42 UTC

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From: Mark Andrews <marka@isc.org>
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To: Andrew Sullivan <ajs@anvilwalrusden.com>
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Subject: Re: [DNSOP] Brief addition to terminology-bis draft
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I have to disagree. Classes could quite easily be made to work at internet scale. 

The only thing that would cause issues is vendors that have taken short cuts.   Is it that hard to add root.hint for class10 when we want to use class10?

-- 
Mark Andrews

> On 10 Sep 2018, at 22:55, Andrew Sullivan <ajs@anvilwalrusden.com>; wrote:
> 
> Dear colleagues,
> 
>> On Tue, Sep 04, 2018 at 12:29:30AM -0400, StJohns, Michael wrote:
>> Actually, 5.2 suggests that a master  file (not zone) should contain a
>> single class and single SOA record.  That’s not the same thing as limiting
>> a zone to a single class AFAICT.
> 
> I believe it is the same thing, because classes divide the database
> which means that they are a division point among zones.
> 
> I will note that I attempted a little while ago to explore this space
> more completely, but nobody liked my idea of effectively closing the
> class registry.  See
> https://tools.ietf.org/html/draft-sullivan-dns-class-useless-03.  If
> someone wanted to pick up that document, I wouldn't discourage them
> (but I don't think I have time any more to work on it).
> 
> I agree with Paul Vixie that classes were never defined well enough to
> be made to work properly, at least at Internet scale.
> 
> Best regards,
> 
> A
> 
> -- 
> Andrew Sullivan
> ajs@anvilwalrusden.com
> 
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