Date: Thu, 2 Nov 2006 19:29:27 +0100 From: Jilles Tjoelker <jilles@stack.nl> To: Doug Barton <dougb@FreeBSD.org> Cc: freebsd-current@freebsd.org, Hajimu UMEMOTO <ume@FreeBSD.org>, "Simon L. Nielsen" <simon@FreeBSD.org> Subject: Re: Resolver not always resolving hostnames Message-ID: <20061102182927.GA20182@stack.nl> In-Reply-To: <453BFD84.5050702@FreeBSD.org> References: <20061022095811.GA10743@zaphod.nitro.dk> <453BFD84.5050702@FreeBSD.org>
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On Sun, Oct 22, 2006 at 04:23:48PM -0700, Doug Barton wrote: > Simon L. Nielsen wrote: > > >I also seen odd things happen with host(1). These two commands were > >run right after each other. I don't know if it's related, but I > >suspect it is. > >$ host cvsup3.dk.freebsd.org > >cvsup3.dk.freebsd.org is an alias for mirror03.inet.tele.dk. > >cvsup3.dk.freebsd.org is an alias for mirror03.inet.tele.dk. > You got a double answer here because by default host(1) searches for > both A and AAAA records for hostnames. It usually gives three of them, for A, AAAA and MX. > >$ host cvsup3.dk.freebsd.org > >cvsup3.dk.freebsd.org is an alias for mirror03.inet.tele.dk. > >mirror03.inet.tele.dk has address 195.41.53.219 > You got an answer for the A query here for mirror03.inet.tele.dk. > >cvsup3.dk.freebsd.org is an alias for mirror03.inet.tele.dk. > You got an answer here for the AAAA query for cvsup3.dk.freebsd.org. > >cvsup3.dk.freebsd.org is an alias for mirror03.inet.tele.dk. > This is probably an error, and if it's what I think it is this problem > is fixed in the latest version of BIND. It is the answer to the MX query. These triple "is an alias for" are since bind9's host or so. -- Jilles Tjoelker
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