RE: Cascaded Rewriting

David Woodhouse <[email protected]> Wed, 13 Apr 2005 09:14:27 +0100

Newsgroups	gmane.mail.spam.srs.general
Message-ID	<[email protected]>

On Wed, 2005-04-13 at 07:20 +0000, Mark wrote:
> I suspect he is worried that, within his internal network, from mailer
> to mailer, things might get signed twice, or more.

This is what happens when you rewrite addresses _even_ when they don't
need rewriting. Instead, you could rewrite _only_ when the mail would
get an SPF 'fail' result, and then the next hop is known to reject for
that failure.

-- 
dwmw2