Reject non-existant users with exchange and exim

[Rob Freeman]

Check out here:

http://www.sng.ecs.soton.ac.uk/mailscanner/serve/cache/270.html

We use this with a few tweaks to only allow email to our valid exchange
users.

Rob

chardlist wrote:
> In the wiki documentation I see methods how to set up exim routers to scan
> mail and then pass it along to another server (exchange in this case), but I
> don't see a way to configure the exchange server and the ms server to
> communicate about valid addresses so that the mta on the mailscanner server
> (exim) can reject the message before mailscanner has to deal with it.  Right
> now I am leaving the mailscanner server open to accept any mail to the
> domain with the exchange server and it's getting a bit out of hand.
>
> I realize this is more of an exim question, but I figure this is a good
> place to start.
>
> MS 4.50.14
> Exim 4.52
> Redhat 9
>
>
> Thank you,
> -Brendan
>
>