gary c new siedpufbyahoocom victor duchovni wrote put users email addresses single ldap record user return login name result value mail emneqitexamplenet mailalternateaddress emneqitexamplenet mailalternateaddress ktrq2examplecom mailalternateaddress wkgh6exampleorg mailalternateaddress qfsn0exampleedu uid joeuser ldap sender login query map mailalternateaddress uid victor thank quick response directory quite entrenched would major work add alternate mail address attributes users profile though secure feel would best interest match domain owner problem lot documentation ldap based smtpd_sender_login_maps return domain owner suggestions thanks gary fri 08 aug 2008 012546 0800 ldap smtpd_sender_login_maps domain owner