>My IMGate machine (mx1.netdotcom.com) is the MX specified in my DNS. My >Imail server host name is mail.netdotcom.com which is NOT specified as an MX >in DNS.
it's good not to have your mailbox server in DNS MX records. >A lot of spam is addressed in the to field as: [EMAIL PROTECTED] >or [EMAIL PROTECTED] I get a little bit of that. The jerks assume the mx is the mailbox server. wrong. >Could I safely use a regexp header filter in IMGate to block specifically >spam to undisclosed@mx1 (or some variant) without blocking legit mail that >as I think should really be addressed to [EMAIL PROTECTED] or >some such variation? evaluating .regexp is one place to do it, but .regexp evaluations are probably more expensive than .map table lookups. It's better to have the SMTPD process reject, than to have the cleanup process reject. in smtpd_client_restrictions, add this check_recipient_access hash:/etc/postfix/recipient.map In recipient.map, mx1.netdotcom.com REJECT Len http://MenAndMice.com/DNS-training http://BIND8NT.MEIway.com : ISC BIND 8.2.4 for NT4 & W2K http://IMGate.MEIway.com : Build free, hi-perf, anti-abuse mail gateways Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
