For reference we are aware of the following RMX-type proposals: http://www.ietf.org/internet-drafts/draft-danisch-dns-rr-smtp-02.txt http://www.ietf.org/internet-drafts/draft-fecyk-dsprotocol-04.txt http://www.ietf.org/internet-drafts/draft-brand-drip-01.txt http://www.irtf.org/asrg/draft-vixie-repudiating-mail-from.txt http://spf.pobox.com/draft-mengwong-spf-01.txt http://nospam.couchpotato.net/ _______________________________________________ Asrg mailing list Asrg(_at_)ietf(_dot_)org https://www1.ietf.org/mailman/listinfo/asrg