I have a postfix server configured with following restrictions - smtpd_reject_unlisted_sender = yes
smtpd_relay_restrictions = reject_unverified_recipient, permit_mynetworks, permit_sasl_authenticated, permit_auth_destination, reject smtpd_recipient_restrictions = reject_rbl_client zen.spamhaus.org, reject_rbl_client bl.spamcop.net, reject_rhsbl_helo dbl.spamhaus.org, reject_rhsbl_sender dbl.spamhaus.org, reject_unknown_recipient_domain, reject_unlisted_recipient, reject_unverified_recipient, permit smtpd_sender_restrictions = permit_mynetworks, reject_sender_login_mismatch, reject_unknown_sender_domain, reject_unlisted_sender, warn_if_reject reject_unverified_sender, permit ------------------ When I try to send mail using telnet to a failing address (aka unverified) it properly fails. But when PHP sends mail (which uses sendmail -t -i), it queues the mail. What am I missing?