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List:       bind-users
Subject:    RE: Bind behaves weirdly
From:       "G. Roderick Singleton" <gerry () pathtech ! org>
Date:       2004-12-29 21:52:20
Message-ID: 1104357140.4726.48.camel () gerrypc ! pathtech ! org
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On Wed, 2004-12-29 at 16:39, jc pinoteau wrote:
> > I have occasionally seen this.  I could be mistaken here.  My
> > impression is that it occurs when all nameservers for the domain are
> > inside that domain, and apparently the glue A records for those
> > nameservers expired before the NS records themselves.  It seems that,
> > in those conditions, bind won't be able to resolve the address
> > properly until the NS records time out.
> 
> It's an interesting hypothesis. In my case it happens almost every day and
> mostly with mainstream website like google or yahoo. My bind can't resolve
> while the forwarder can.
> 
> 

Perhaps because the forwarder allows tcp connections whereas your system
only allows udp.


> > Some time ago, I set "max-cache-ttl 43200 ;" in my options.  I don't
> > recall seeing the problem since then -- at least not on my servers.
> > I still see it on some other campus servers which lack that option
> > setting.  Incidently, the reason for the option setting was unrelated
> > to this problem.
-- 
G. Roderick Singleton <gerry@pathtech.org>
PATH tech


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