On Fri, 8 Jul 2005, Julian Mehnle wrote:
That is not very useful, because the forwarder can have many MTAs -
all with different HELOs. And the set is subject to change.
Whitelisting can include wildcards, like *.mailout.forwarder.com or even
*.forwarder.com.
And SPF already has the machinery for that and more. Why not use it?
True, it is not a MAIL FROM identity, but it is a "virtual" MAIL FROM
identity - the one that would be used if MAIL FROM were rewritten.
--
Stuart D. Gathman <stuart(_at_)bmsi(_dot_)com>
Business Management Systems Inc. Phone: 703 591-0911 Fax: 703 591-6154
"Confutatis maledictis, flamis acribus addictis" - background song for
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