>unless all ISPs are "well-behaved" and block outbound >port 25 except to their own mail servers
provided they have a decent architecture (that can handle the hundred thousand, or million email they send per day) they will end up with transparent redirection, the way they have transparent proxy for the web. Olivier _______________________________________________ Spamassassin-talk mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/spamassassin-talk