Re: [dnsext] we need help to make names the same, was draft-yao-dnsext-identical-resolution-02 comment

[Mark Andrews <[e-mail]>]

In message <[e-mail]>, Andrew Sullivan writes:
> On Wed, Feb 16, 2011 at 05:23:33PM +0000, Lawrence Conroy wrote:
> 
> > Almost all registries will have rules on bundling and mapping.
> 
> I just want to be clear what you mean by "registries" there.  Remember
> that, formally, every zone cut comes with a registry responsible for
> it.
> 
> If what you mean is "big TLD registries", then I'll concede the point.
> But we're not the DNS Extensions for TLDs WG.  We're responsible for
> the protocol all the way down.
> 
> I fully agree that we're not required to solve _every_ case: we can't.
> But we do have to solve enough of a problem to really make a
> difference.
> 
> This is why the SMTP and web server issues are such a big deal.  If we
> solve the problem that you only have to maintain one tree in the DNS,
> and everything else "just works", that is a completely meaningless
> victory if you nevertheless have to maintain all your SMTP and web
> servers by hand and keep them up to date about the aliases.  The work
> to keep the DNS in sync here is trivial compared to everything else.
> 
> > If I can count the number of "shadows" with my fingers, that seems to ME to
>  be a tad
> > different from millions of potential domains.
> 
> So how many shadows is the right number?  The final sigma case is
> trivial. But the tonos case is not; it requires a large number of
> alternatives.  We heard "tens of alternatives".  But of course, that's
> tens of alternatives _in every level_.  If you have four levels deep
> and 10 each, then that's 40 possible alternatives for one FQDN.

Does one have to support mixed tonos?   With and without rather than
on a per character basis?  I don't know as I don't write Greek.

> A
> 
> -- 
> Andrew Sullivan
> [e-mail]
> Shinkuro, Inc.
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-- 
Mark Andrews, ISC
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