On Tuesday 17 Nov 2015 09:37:44 Wietse Venema wrote: > Put check_recipient_access at the BEGINNING of smtpd_recipient_restrictions.
Thank you, that seems to have fixed it. But... On Tuesday 17 Nov 2015 14:43:50 Viktor Dukhovni wrote: > > smtpd_recipient_restrictions = > > permit_sasl_authenticated > > permit_mynetworks > > permit_mx_backup > > check_recipient_access hash:/etc/postfix/recipient_checks > > reject_unauth_destination > > Notice that cute little "permit_mx_backup" in the restriction > list before "check_recipient_access"? :-) If you don't mind, could you please explain why that's a problem? The recipient checks addresses aren't for any of the mxbackup domains. I don't understand how allowing forwarding of mail for backup.com will mean the acceptance of mail for example.com. Thanks, Neil.