magnus bäck tvyomcdseklthse 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 magnus bäck tvyomcdseklthse fri 08 aug 2008 115507 0100 restricting local users sending defined recipients ie local list