Hello, i have config im mailgroup
smtpd_recipient_restrictions = ... check_recipient_access hash:/etc/postfix/protected_destinations, ... smtpd_restriction_classes = insiders_only insiders_only = check_sender_access ldap:ldapinsiders, reject protected_destinations <Mailgroup> insiders_only This config work fine. A is the sender in batv (prvs=) then is the message: "Recipient address rejected: Access denied;" in the smpd. A cleanup with /^prvs=[0-9]{4}[0-9A-Fa-f]{6}=(.*)$/ $1 not work. I have not a idee to modify the query_filter for Ldap. Can i help you. Frank