[Postfixbuch-users] Problem mit virtual_mailbox_maps

[micho]

>  > Die virtual_mailbox_domains sind gesetzt,  > [...]  >  > 
> $postconf -n  > alias_database = hash:/etc/aliases  > 
> alias_maps = hash:/etc/aliases  > append_dot_mydomain = no  > 
> biff = no  > config_directory = /etc/postfix  > 
> inet_interfaces = all  > mail_owner = postfix  > 
> mailbox_size_limit = 0  > mydestination = postfix.test, 
> localhost.localdomain, localhost, $myhostname  > mydomain = 
> edershome.de  > myhostname = mailserver.edershome.de
>  > mynetworks = 127.0.0.0/8             192.168.178.23
>  > recipient_delimiter = +
>  > relay_domains = testdomain22.de
>  > relayhost =
>  > smtp_tls_session_cache_database = 
> btree:${queue_directory}/smtp_scache
>  > smtpd_banner = $myhostname ESMTP (bbc-me-s1)  > 
> smtpd_tls_cert_file = /etc/ssl/certs/ssl-cert-snakeoil.pem
>  > smtpd_tls_key_file = /etc/ssl/private/ssl-cert-snakeoil.key
>  > smtpd_tls_session_cache_database = 
> btree:${queue_directory}/smtpd_scache
>  > smtpd_use_tls = yes
>  > virtual_alias_domains = mysql:/etc/postfix/virt_domains.mysql
>  > virtual_gid_maps = static:5000
>  > virtual_mailbox_base = /home/vmail
>  > virtual_mailbox_maps = mysql:/etc/postfix/virt_mailbox.mysql
>  > virtual_uid_maps = static:5000
> 
> in der Ausgabe von postconf -n taucht virtual_mailbox_domains 
> jedenfalls nicht auf.

Ja stimmt, aber virtual_alias_domains sind doch gesetzt.
Was ist denn der Unterschied zwischen virtual_alias_domains und
virtual_mailbox_domains