* Stefan Förster <cite+postfix-us...@incertum.net>: > Rejection message: > > | Dec 4 13:39:15 greer postfix/smtpd[7124]: NOQUEUE: reject: RCPT from > | unknown[204.238.179.8]: 450 4.7.1 <mx1.mfn.org>: Helo command rejected: > | Host not found; from=<spam-l-boun...@spam-l.com> > | to=<s...@hardwarefreak.com> proto=ESMTP helo=<mx1.mfn.org> > > Obviously triggered by the "reject_unknown_helo_hostname" in: > > |smtpd_helo_restrictions = > | check_recipient_access hash:/etc/postfix/access > | reject_non_fqdn_helo_hostname > | reject_invalid_helo_hostname > | reject_unknown_helo_hostname > > Whitelist doesn't trigger because you are performing a check for the > value of the "RCPT TO" parameter, not the "HELO" or "EHLO".
Addendum: You can use check_client_access here. Stefan