Author: Giuliano Gavazzi Date: To: Brian Kendig CC: exim-users Subject: Re: [Exim] ACL to reject mail from MAILER-DAEMON to anyone but me?
At 10:21 am -0400 2004/04/30, Brian Kendig wrote: >
>Will that inadvertently catch other cases other than "bounced" mail?
>In what other situations might the envelope sender be empty?
I think autoresponders will set it that way, but as you are not
sending from those addresses I do not see why they should get any
mail with an empty envelope sender.
>I see in email from MAILER-DAEMON and postmaster that the first header is:
>
>Return-path: <>
>
>Is that what you mean by an empty envelope sender?