One correction:
> > Anyway, if you can identify all the the mail2news gateways AND your users
> > must use your server set up a transport map:
> >
> > /etc/postfix/main.cf
> > transport_maps = hash:/etc/postfix/transport
> >
> > /etc/postfix/transport:
> > mail2n...@axample.com newsgateway:
> > mail2news@other.example newsgateway:
> >
> > (or use a pcre: map if you want broader coverage).
> >
> > /etc/postfix/master.cf:
> > newsgateway unix - - n - - smtp
> > -o header_checks=pcre:/etc/postfix/news-header-checks.pcre
That should be smtp_header_checks (make changes while delivering),
not header_checks (make changes while receiving).
Wietse
> > Then populate news-header-checks.pcre with all the patterns that
> > you need to modify or discard information. It will of course break
> > DKIM signatures so be aware of that in your DMARC policies.
> >
> > Wietse
>
> Thanks a lot for your help, much appreciated!
>
> Best regards
> Stefan
>
> --
> Signal (Desktop) +4915172173279
> https://keybase.io/stefan_claas
>
>
