[Mimedefang] Problem with backscatter

[David F. Skoll]

Jakub Wasielewski wrote:

> Thanks for an reply. I tried using stream_by_recipient() function in
> filter_begin as it is
> recommended in manual:

I didn't say you *should* use it.  I was asking if you were
already using it.

The only way I can see a DSN being generated is if (1) you're misusing
md_check_against_smtp_server or (2) you're somehow remailing messages.
You will need to post your entire filter for us to figure it out.

Regards,

David.