exim users mailing list would be a good place for your question I think.
On 14.01.2018 19:40, deloptes wrote:
> J.W. Foster wrote:
>
>> I am looking for a reliable step by step process for setting up an email
>> server located on an existing website server. I have installed; exim4
>> light, dovecot, Thunderbird, OpenSSL, and TLS security. I have tried
>> following several bits of documentation regarding this with some success,
>> but as with every time I try this, I open up my system to SPAM at a
>> ridiculous rate. I want to eliminate that and get this mail server fully
>> operational. I am seeking a well-documented approach that I can follow. I
>> am using current Debian Stretch and the server is primarily a Mediawiki
>> system where I NEED mail available. Any tips are appreciated. Thanks!John
>
> you don't usually install a mail server for each application and make it
> public
>
> you usually relay the mail traffic to dedicated mail server.
> this dedicated mail server takes care of the mail exchange with the world.
> this mail server is responsible for filtering spam or signing messages, so
> that they won't be rejected by other mail servers.
>
> reconsider your design. otherwise you should set up an official mail server
> with all it takes.
>
> regards
>
