Date: Wed, 19 Jul 2006 08:16:14 -0600 From: Dan Busarow <dan@dpcsys.com> To: Mikhail Goriachev <mikhailg@webanoide.org> Cc: freebsd-questions@freebsd.org Subject: Re: :::. Sendmail & WorkAroundBrokenAAAA. Message-ID: <22BA0809-1731-11DB-8406-0003934CC29E@dpcsys.com> In-Reply-To: <44BDDAC7.10402@webanoide.org>
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On Wednesday, July 19, 2006, at 01:09 AM, Mikhail Goriachev wrote: > Doug Hardie wrote: >> >> That option has worked quite well for me. However, there may be >> something unusual with the DNS for that domain. You will probably >> need to provide some specifics on the domain so we can see what DNS >> is returning. >> > > > Thanks for looking into this. I just realised that the domain in > question got fixed overnight after notifying the sysadmin. I guess = this > is a good thing, yet I'm left puzzled with the difference between > confBIND_OPTS option and compiled INET6 support. WorkAroundBrokenAAAA does not disable IPv6 lookups, it simply changes=20 the behaviour when receiving SERVFAIL during an IPv6 lookup. =46rom the sendmail ops manual Use =93WorkAroundBrokenAAAA=94 when faced with a broken nameserver = that returns SERVFAIL (a temporary failure) on T_AAAA (IPv6) lookups=20 during hostname canonification. Dan
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