mouss qpeqrnetoyennet osni passos wrote hello finished configuration changing excerpt thanks help smtpd_helo_restrictions permit_sasl_authenticated reject_unauth_destination reject_unlisted_recipient reject_invalid_hostname reject_unknown_hostname reject_unauth_pipelining smtpd_sender_restrictions permit_sasl_authenticated reject_unauth_destination reject_unlisted_recipient reject_non_fqdn_sender reject_unknown_sender_domain reject_unauth_pipelining smtpd_client_restrictions permit_sasl_authenticated reject_unauth_destination reject_unlisted_recipient reject_unknown_client reject_unauth_pipelining smtpd_recipient_restrictions permit_sasl_authenticated reject_unauth_destination reject_unlisted_recipient reject_unauth_pipelining reject_non_fqdn_recipient reject_unauth_destination check_relay_domains spf check check_policy_service unixprivatepolicy postgrey check_policy_service inet12700160000 duplicating many checks good maintenance put checks smtpd_recipient_restrictions instead something start mynetworks 127001 smtpd_client_restrictions smtpd_helo_restrictions smtpd_sender_restrictions smtpd_recipient_restirtcions permit_mynetworks permit_sasl_authenticated reject_unauth_destination reject_non_fqdn_sender reject_non_fqdn_recipient reject_invalid_hostname reject_non_fqdn_hostname reject_unlisted_sender reject_unlisted_recipient reject_unknown_sender_domain reject_rbl_client zenspamhausorg check_policy_service check_policy_service smtpd_data_restrictions reject_unauth_pipelining whether use reject_non_fqdn_hostname youll need decide one side cheap effective test hand broken sites send mail still believe safe since broken sites get rejected elsewhere people using check equivalent thu 07 aug 2008 081943 0100 res res postfix running without authentication smtp