Re: stpijg postfix prepending a Return-Path: to relayed mail.

Felipe Garcia:
> the filter runnig on localhost buffers the headers from postfix put the
> body thur the filter and then just using the buffered headers and body
> send tohem to port 25 on the mailbox machine.

Postfix does not prepend RETURN-PATH when delivering via SMTP.
In fact, it is one of the headers that Postfix deletes from incoming
email.

Postfix prepends RETURN-PATH only in the LOCAL and PIPE
delivery agents.

Please do a correct investigation before reporting a problem.

Wietse