move INBOX to Other folder

[viaris]

Hi All

I am migratting users from postfix mbox to zimbra, But this users have mail in the mail server postfix, when I migrate the mbox this mail into zimbra appear like new, but his mail was read.

I need migrate this mails to other folder, how can I to make this job ??

i.e. the mbox /var/spool/mail/buzon_user I need migrate to zimbra into folder respaldo.

Thanks in advanced

Regards