On Tue, 21 Aug 2007, John C Klensin wrote:
Put differently, there is a community for whom a "we are not willing to
receive mail except from known, authenticated, and trusted senders"
solution would be sufficient to control what that community considers
spam.
Those people can use SMTP with authentication between relays - e.g. using
TLS (cf. XMPP), or SASL, or CSA, etc.
Tony.
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f.a.n.finch <dot(_at_)dotat(_dot_)at> http://dotat.at/
IRISH SEA: SOUTHERLY, BACKING NORTHEASTERLY FOR A TIME, 3 OR 4. SLIGHT OR
MODERATE. SHOWERS. MODERATE OR GOOD, OCCASIONALLY POOR.
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