Migration from Courier IMAP to Cyrus IMAP

Hi I am trying to Migrate from Courier IMAP to Cyrus IMAP . What are the steps that we need to do for this migration . Anybody provide me any information about how we can do migration ? Thanks & Regards,

Cyrus IMAP + Postfix (Mail duplication problem)

Hi, I configured a Postfix mail server  with Cyrus SASL SMTP authentication , Cyrus IMAP  as a POP3 or IMAP4 server and OpenLDAP . My setup is working fine . However , i am facing very new problem which is unknown , non-traceable and unexpected .