> De: Wietse Venema via Postfix-users <postfix-users@postfix.org> > Enviada: 30 de março de 2023 21:25 > Para: Postfix users <postfix-users@postfix.org> > Assunto: [pfx] Re: Success DSN for virtual mailboxes not working > > Nuno Pereira via Postfix-users: > > Hello. > > > > We have a setup where postifix is configured to send all mails sent to > > domain virtualdomain.com are virtual and sent to realdomain.com. > > > > This is done with the following configuration: > > > > virtual_alias_domains = virtualdomain.com > > > > virtual_alias_maps = mysql:/etc/postfix/mysql-virtual-email2email.cf > > > > virtual_mailbox_domains = realdomain.com > ... > > The problem is with DSN for success messages: they're not returned for > > emails sent to @virtualdomain.com, but are for ones sent to > > @realdomain.com (which aren't a virtual on it's own). > > When an alias is 1-many or when a virtual address is aliased to a > (different) real address, Postfix will send a DSN with action=expanded for the virtual > address. So maybe you should look for Postfix logs with "action=expanded" > notificiations. > > The reason for sending an action=expanded DSN (with the virtual address in the > "Final-Recipient:" field) instead of action=success (with the real address in the > "Final-Recipient:" field) is that Postfix tries to avoid revealing the real address to the > sender.
I can't find that information on postfix logs. Is there anything that I should activate to log it? And as we're at logs, is there any configuration that enables logging of emails for which a success DSN (delivery receipt) was requested? Nuno Pereira G9Telecom Portugal
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