Autor: Magnus Holmgren Fecha: A: exim-users Asunto: Re: [exim] How do I block senders at SMTP? (MAIL FROM:)
Thursday 13 April 2006 02:00 skrev Sub Zero: > Hi,
>
> How can I block senders via their "MAIL FROM:" input and give lets say 4xx
> or 5xx at the SMTP communication level?
By use of the defer and deny ACL verbs, respectively, together with
appropriate conditions, in the acl_smtp_mail ACL. It's in chapter 39 of the
specification. If you need more help you need to supply more details.