Re: [exim] Unrouteable address

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Autor: Peter Bowyer
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A: Exim Users Mailing List
Assumpte: Re: [exim] Unrouteable address
On 09/05/05, Dick Middleton <gmane@???> wrote:
> Hello,
>
>        I'm new to this list so I apologise if this is a FAQ.   I use exim on
> Debian sid with more or less standard Debian config.  It works fine
> except that I've just discovered I can't route to hosts on local network
> (I have have a typical 192.168 network behind nat).  I get Unroutable
> Address.   I can't fathom the reason, but what seems to be happening is
> that exim is looking up MX for local domain successfully - it then
> successfully resolves host for given mail server then, for some reason
> it looks up unqualified hostname - DNS refers this latter to root
> servers and returns failure.  This happens 3 times and then message
> bounces.  No attempt is made to resolve address of destination host or
> to contact destination host with SMTP.

>
> What it seems like is exim is trying to relay to itself in order to
> route to local hosts and ends up in a loop. However exim could also be
> responding to DNS lookup failure.
>


Post the log entries for a message that fails, or better still, try a
delivery in debug mode and inspect the output.

Peter

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Peter Bowyer
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