Re: [exim] stupid hosts using bogus rcpt to

On 2015-07-07, Joshua Schulenberg <joshua.schulenberg@???> wrote:
> I haven't been able to find an answer to this on Google. We have been
> running into these mailing lists that are using bogus RCPT TOs for their
> mailing list subscribes. The problem is that exim is blocking them.
>
> ex: /var/log/exim_rejectlog:2015-07-07 12:07:04 H=smtp.centene.com
> [204.145.114.242]:55605
> sender verify fail for <noreply@???>: response to "RCPT
> TO:<noreply@???>" from
> cust35787-2.in.mailcontrol.com [208.87.234.190]
> was: 550 5.7.1 <noreply@???>... Relaying denied. IP
> name possibly forged [216.224.162.13]
>
> I know why this is blocked. But, we still have to deal with these companies
> that try to send mail to
> bogusaddress@??? (CC:address@???) and it doesn't
> work.
>
> What can I do to allow this?

you could "discard" those addresses (instead of deny) in the RCPT acl.
This may annoy other users who wanted a bounce.

--
umop apisdn