Re: Non-production Postfix DSN support

From: Wietse Venema (no email)
Date: Wed May 18 2005 - 12:49:23 EDT

  • Next message: Victor Duchovni: "Re: Problems with postfix and Exchange 2000 (Connection Timed Out)"

    Victor Duchovni:
    > On Tue, May 17, 2005 at 03:09:56PM -0400, Wietse Venema wrote:
    >
    > > FYI, When relaying to a non-DSN environment, Postfix will not use
    > > a null envelope sender when recipients have NOTIFY=NEVER. That
    > > would break BATV, SRS, and it would even break even Postfix's own
    > > reject_multi_recipient_bounce feature.
    > >
    >
    > By this I think you mean that it will not blithely replace a non-empty
    > envelope sender with an empty envelope sender. This seems sensible.
    >
    > I do have a question, how would such a replacement break BATV or SRS?

    These rewrite the MAIL FROM when delivering mail, and recognize only
    those rewritten return addresses as authentic.

    > I am not suggesting that setting a null envelope is a good idea, just
    > not seeing the same impact scenario...

    Like address verification probes.

            Wietse


  • Next message: Victor Duchovni: "Re: Problems with postfix and Exchange 2000 (Connection Timed Out)"





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