I have a mail server set up on a Debian 7.2 machine running Dovecot 2.1.7 and Postfix 2.9.6. I have both Dovecot and Postfix set up to load virtual users from a database populated by Postfixadmin.
Currently the mailboxes are stored at
/var/mail/example.com/username for each user for each domain, and Dovecot (IMAP) requires the full
firstname.lastname@example.org to be given for authentication.
Would it be at all possible to add the ability to add alternative logins for certain e-mail addresses? Such as being able to login with
admin instead of