* Eddy Ilg <m...@eddy-ilg.net>: > Dear Postfix Group, > > > we have the problem that some Microsoft applications supply an empty > sender.
That's perfectly normal. > Given that the client is SMTP authenticated we would like to allow > empty senders (mail from: <>). > > Here are our restrictions: > > smtpd_sender_restrictions = > #check_sender_access mysql:..., > check_client_access hash:..., > check_recipient_access hash:..., > check_sender_access mysql:..., > permit_mynetworks, > reject > > smtpd_recipient_restrictions = > #check_sender_access mysql:..., > check_client_access hash:..., > check_recipient_access hash:..., > reject_non_fqdn_recipient, > permit_mynetworks, > check_client_access hash:..., > permit_sasl_authenticated, > reject > > > As you can see there are some mysql queries. The query that was > commented out returned "PERMIT" for empty senders, but still Postfix > rejected when using those rules. You forgot to mention the exact log message. -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campus Benjamin Franklin Hindenburgdamm 30 | D-12203 Berlin Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 ralf.hildebra...@charite.de | http://www.charite.de