On Sat, Jul 03, 2004 at 06:42:02PM -0500,
Fletcher Dunn <fletcherdunn(_at_)yahoo(_dot_)com> wrote
a message of 33 lines which said:
and requests the sender policy from the domain's SMTP server,
perhaps using a simple SMTP extension like
SPOLICY <domain>
What if the sender is behind a relay (a sender with no permanent
connectivity or a sender using UUCP or X400)? Remember that email does
not require a end-to-end link with SMTP and this is one of its great
strengths.
Surely, the relay managers would not like to have to relay policies
for their customers.