Administering Dspam is a breeze. No rules to configure, new users can automatically benefit from a global dictionary and quarantine management is simple. But getting a Dspam quarantine set up the first time, without losing any email, can challenge the most seasoned mail administrators
This document outlines the setup of a typical Sendmail -> DSPAM -> Procmail system. If you don't use Procmail, then substitute your LDA where applicable.