Re: [exim] Dealing with "broken" mta

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Autor: Marc Haber
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A: exim-users
Assumpte: Re: [exim] Dealing with "broken" mta
On Thu, 9 Feb 2006 10:02:41 +0100 (CET), "Jakob Hirsch" <jh@???>
wrote:
>Rafa wrote:
>> control. My problem is, that server is configured to return "450" for
>> invalid mailboxes, causing exim to interpret it as a temporary error.
>
>This is broken, wrong and stupid.
>4xx tells other MTAs to retry, but as they'll never accept that mail,
>there is no point in doing so.


IIRC postfix has an option to make all permanent errors temporary,
meant as a measure to aid debugging and to minimize the impact of
configuration errors.

My guess is that the remote admin inadvertently forgot to disable that
debugging option.

Greetings
Marc

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