Postfix Backup

i followed the howto that was given for Postfix installation on CentoS.after going through it i have installed Postfix mail server.
how to make the backup of the server so that if my machine crash then i just restore my backup to newly installed machine and my server will be up n running??
please give some howto of the above mentioned issue

 

http://www.howtoforge.com/how-to-migrate-mailboxes-between-imap-servers-with-imapsync

 

Postfix Doc.

Thanks for your reply.
can you please share the installation of Postfix on Centos 5 doc. that you followed in howtoforge??
or suggest anyother which you seams better guide.

 

I'm sorry, but I don't understand your question?

 

i m talking about the document that you followed

 

I'm sorry, but I still don't understand.

 

you followed some docs. when u were writing Postfix configuration tutorial. i m talking about that docs. that u consult during this tutorial