Requery on RR expiration automatically

phn at phn at
Sat Jun 15 06:52:12 UTC 2002

John Morrison <jmorrison at> wrote:

>> Sounds like it would be simpler to just fix the stub resolver instead.
>> After all, I might remember things wrong but I was under the
>> impression that stub resolvers don't do any caching, but rather just
>> ask another name server which does the work?

> Unfortunately the software is part of an "Off the shelf" mail package =
> that cannot be fixed. The reason i call it a stub is because less the =
> caching thats how its resolution process acts.

>> Maybe you can arrange to slave the zones in question, if they aren't
>> too many? But that still doesn't solve the underlying issue.

> This would be up to a few hundred thousand.

> Back to the matter at hand.
> Is there any way to have bind requery expiring cached RRs automatically?

> Or where should i look to programmatically implement this?

If it is a broken application, fix it. If that is not possible replace.

Trying to hide the problem by various "fixes" might get you into a swamp 
that will finally kill you.

> Thanks,
> John Morrison

Peter Håkanson         
        IPSec  Sverige      ( At Gothenburg Riverside )
           Sorry about my e-mail address, but i'm trying to keep spam out,
	   remove "icke-reklam" if you feel for mailing me. Thanx.

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