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Date:      Sat, 26 Nov 2011 18:18:00 +0100
From:      "Michael Ross" <>
To:, "Moritz Wilhelmy" <>
Subject:   Re: Disable automatic "Fallback" IP on 9.0-RC2 when a hostname cannot be resolved
Message-ID:  <op.v5kc0atcg7njmm@michael-think>
In-Reply-To: <>
References:  <>

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Am 26.11.2011, 16:44 Uhr, schrieb Moritz Wilhelmy <>:

> Hello,
> my 9.0-RC2 installation on keeps connecting to
> if a hostname cannot be resolved. E.g. telnet foobar 25 connects me to
> the SMTP server on, same thing for another jail that uses a
> subdomain of and tries to connect to if it can't
> find a suitable DNS or /etc/hosts record.
> I dislike when computers try to be smart like this, and I can't really
> think how this is useful, and it also doesn't happen on another machine
> that has a subdomain of something set as hostname and is running 8.2, so
> I want to disable it. Can anyone give me a hint how to do it?

Add e. g. ``search local'' to /etc/resolv.conf.
The behaviour is explained in man resolv.conf, "search".

Or disable wildcard entries in your dns server config.



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