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Re: [idn] Requirements: caching servers
- To: Randy Bush <randy@psg.com>
- Subject: Re: [idn] Requirements: caching servers
- From: Harald Tveit Alvestrand <Harald@Alvestrand.no>
- Date: Thu, 03 Feb 2000 00:56:40 +0100
- Cc: idn@ops.ietf.org
- Delivery-date: Wed, 02 Feb 2000 22:20:12 -0800
- Envelope-to: idn-data@psg.com
At 15:28 02.02.00 -0800, Randy Bush wrote:
> > A caching server MUST NOT return data in response to a query that would
> > not have been returned if the same query had been presented to the origin
> > server.
>
>s/the origin/an authoritative/
yup.
I suspect this will turn into a requirement (a pretty absolute one) that
all ahtoritiative nameservers for a zone run exactly the same matching
algorithm.
A cache can afford to miss some matches (but never to make false ones), but
an authoritative server must always do the Right Thing.
Harald A
--
Harald Tveit Alvestrand, EDB Maxware, Norway
Harald.Alvestrand@edb.maxware.no