iRedMail is a shell script that lets you quickly deploy a
full-featured mail solution in less than 2 minutes. Since iRedMail 0.5,
it supports Debian 5.0.1 and Ubuntu 8.04 & Ubuntu 9.04 (both i386
and x86_64). iRedMail supports both OpenLDAP and MySQL as backends for
storing virtual domains and users. The OpenLDAP backend of iRedMail allows you to integrate all kinds
of applications. This guide shows you how to integrate pure-ftpd into
the iRedMail ldap backend on CentOS 5.x, passwords will be stored in
ldap and you can change the password through webmail.