Re: [exim] Bypass Sender Verification

> SMTP>> 550 Administrative prohibition
> 550 Administrative prohibition
> LOG: MAIN REJECT
> H=cron1.directhostnet.com [63.117.226.53]
> F=<www@???> rejected after DATA: there is
> no valid sender in any header line smtp_setup_msg entered
>

So, do you have a verify = header_sender in any of your acls ? (See chapter 39
of the spec - http://www.exim.org/exim-html-4.62/doc/html/spec_html/ch39.html
for more details about what this does.)
John