use Virtualmin (http://www.virtualmin.com/ http://www.virtualmin.com/), it will configure postfix/smtp, dovecot/imap, dns & web hosting. Its abit like cPanel &

use Virtualmin (http://www.virtualmin.com/ http://www.virtualmin.com/), it will configure postfix/smtp, dovecot/imap, dns & web hosting. Its abit like cPanel & Plesk, but you don't need to use the control panel if you know what you are doing.