mouss qpeqrnetoyennet randy ramsdell wrote magnus bäck wrote wednesday march 05 2008 2214 cet randy ramsdell wrote need restrict certain users form sending small local lists example hjvpscomanycom send itcompanycom would best mechanism assuming users submit messages via smtp httpwwwpostfixorgrestriction_class_readmehtml thanks link ideas following setup doesnt work simply want block newuser anyone esle added sending list list maincf smtpd_recipient_restrictions permit_mynetworksreject_unauth_destination check_recipient_access hashetcpostfixprotected_lists smtpd_sender_restrictions check_recipient_access hashetcpostfixprotected_lists smtpd_recipient_restrictions permit_mynetworks reject_unauth_destination smtpd_restriction_classes list_blocks list_blocks check_sender_access hashetcpostfixlbs reject protected_lists qsdrsbmonkeycom list_blocks lbs bauwbxzaesbmonkeycom ok list consists bauwbxzaesbmonkeycom dgiaocfsbmonkeycom fri 08 aug 2008 135306 0100 restricting local users sending defined recipients ie local list