Mark Tranchant wrote:
One of my users tried to send a hallmark.com e-card to one of my other
users. Hallmark sends the card with an envelope sender of the supplied
mail address (my domain) but from their server and therefore my server
blocked it.
I think the correct solution is that hallmark change its 'mail from' syntax:
MAIL FROM:<@hallmark.domain:card-sender(_at_)example1>
z2
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