Wietse:
> smtp_header_checks has a replace option.
Marco:
> The issue I have is that smtp_header_checks is unable to distinguish
> between mail sent to intranet destinations (the VMsrunning the services)
> and the Internet.
Yes, it can:
/etc/postfix/transport:
example.com intranet:
.example.com intranet:
localhost intranet:
/etc/postfix/master.cf:
intranet unix - - n - - smtp
smtp unix - - n - - smtp
-o smtp_header_checks=whatever
This assumes "default_transport = smtp" which is the default.
Wietse