Hi,
On Fri, Aug 18, 2006 at 11:17:06AM +0200, schnfeld / in-medias-res wrote:
> i'm currently trying to improve our email setup in sense of spam
> rejecting and therefore trying to setup a kind of Sender Verification
> where Mails are rejected on SMTP-time, when all of the following
> conditions are met:
>
> * Sender Address is an e-mail address which is, by means of the domain,
> considered to be local
> * Sender Host is not an authorized mailserver (e.g. there is a hostlist
> which holds each server which is allowed to send in emails with our
> local-addresses)
>
> Is this possible? If yes: How?
In the RCPT ACL, do something like (untested)
deny message = whatever error message you like
sender_domains = +local_domains
hosts = ! +allowed_hosts
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