On 21 Mar 2012, at 20:43, Adam D. Barratt wrote:
> On Wed, 2012-03-21 at 14:34 +0000, paul.mcilfatrick@??? wrote:
>> # Deny e-mail with no sender address.
>> deny condition = ${if eq {${strlen:$sender_address}} {0}}
>> message = E-mail with '$sender_address' as sender address!
>> logwrite = E-mail with '$sender_address' as sender address - 'mime' acl deny!
>
> Is there a good reason why that stanza exists in your configuration? As
> you've discovered, it'll outright reject well-formed bounces / NDRs.
You definitely don't want to do that before DATA, since it'll mean that you can't deliver to sites that perform sender verification callouts.
> (Also, the use of $sender_address in the messages is a tad redundant
> given you've confirmed it to be zero-length :) )
>
> Regards,
>
> Adam
--
Ian Eiloart
Postmaster, University of Sussex
+44 (0) 1273 87-3148