Hi Heiko,
> jan-jun.2019--- via Exim-users <exim-users@???> (So 03 Mär 2019
17:10:10 CET):
> > I want to prevent exim from sending out the "X-Relay-User" header line.
>
> In the first place I'd try to find the origin of this line.
> Exim doesn't know about any such line, the X- prefix indicates, that
> this isn't a standard header line.
>
> > Reason behind is, that I am running a real email account together with
> > several email redirects to this single email account. So, whenever such a
> > redirect / forwarding address is being spammed, I can simply close it and
> > open a slightly different one and use this instead.
>
> Hm. This is questionable practice, but probably to the topic we should
> discuss about. (I'm using a static and well known mail address for
decades now.)
>
> > When accessing /usr/sbin/exim4 locally, then Squirrel email client is
> > able to write the header without "X-Relay-User" info. But,
>
> So, probably Squirrel isn't the origin of this header.
>
> > when accessing exim via smtp on a different box then this directive is
> > ignored and the real email address is part of the header.
>
> What directive you're talking about?
Sorry, forgot to mention this -- I meant
squirrel/config/config_local.php +=
define('hide_squirrelmail_header', 1);
> > Does exim only accept customized headers when called from
/usr/sbin/exim4?
> > Can exim be told to not write X-Relay-User even when called via smtp?
>
> You can ask exim to remove any header you want. Check the docs for
>
> remove_header (ACL)
> and
> headers_remove (routers, transports)
Thanks,
best regards,
Markus,
--
Markus Robert Kessler
Munich