[GLLUG] Aliases with Debian Exim4

John Winters john at sinodun.org.uk
Thu May 16 17:39:39 UTC 2019

On 16/05/2019 18:18, Chris Bell via GLLUG wrote:
> On Thursday, 16 May 2019 18:01:57 BST John Winters via GLLUG wrote:
>> Hi Chris,
>> Can you show us your actual exim4 configuration file and the *full*
>> destination address of a sample e-mail rejected as "Unrouteable"?
>> There's one gotcha which has had me a couple of times.  Before it even
>> looks at /etc/aliases, exim4 wants to satisfy itself that it is
>> delivering the mail item to the right system.
>> So if you have a piece of mail addressed to "chris at mysystem.co.uk" then
>> you'll get that error if exim4 doesn't have "mysystem.co.uk" down in its
>> list of systems for which it considers itself the final destination -
>> even if that is its DNS address.
>> Cheers,
>> John
> Thanks for the reply,
> My ISP is plusnet, and mail sent to my plusnet address is collected direct 
> from plusnet. Mail to my domain registered through mythic-beasts.com is 
> received as SMTP by my mail gateway in a shorewall DMZ and forwarded to a 
> hubbed host mail server in my main network. It is the mail server that is 
> reporting that names listed in /etc/aliases are unroutable. Both are running 
> exim4-daemon-heavy and spamassassin, and I have been using a similar setup for 
> many years.

Dear Chris,

Please - if you want help, provide the information asked for and not a
lot of other stuff which you think might be helpful.  It's the only way
to  make progress.


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