Date: Tue, 12 Oct 2010 19:34:29 +0700 From: Eugene Grosbein <egrosbein@rdtc.ru> To: Doug Barton <dougb@freebsd.org> Cc: freebsd-net@freebsd.org Subject: Re: strange resolver behavour Message-ID: <4CB455D5.1080902@rdtc.ru> In-Reply-To: <4CB409DA.1060705@FreeBSD.org> References: <4CB2AF28.30309@rdtc.ru> <ygemxqlrnuz.wl%ume@mahoroba.org> <4CB3D6B6.9060001@rdtc.ru> <4CB409DA.1060705@FreeBSD.org>
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On 12.10.2010 14:10, Doug Barton wrote: >> It's a pity if we have no diagnostic utility that behaves just like >> ordinary applications like MTA dealing with DNS... How am I supposed >> to debug suspected MTA behavior without such utility? > > Step 1, verify that your authoritative name servers have MX records in > the first place. As it turns out, they don't. That is not my domain and I really don't care about its MX records/lame delegations/etc. I care about my resolver behavior. > > The proper tool to use to diagnose DNS problems is dig. It's more > complex than the tools that are designed to just give you the answer, > but if everything were working right to start with you wouldn't need to > diagnose anything. See how that works? :) Hmm, I don't want to debug DNS problems - indeed, dig is nice tool. I need to debug system resolver that is different thing, as you know. Eugene Grosbein
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