<A target="_blank" href="http://blog.vanessabrooks.com/2011/04/sntt-mixed-email-server-environments.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+LotusEvangelist+%28Lotus+Evangelist%29">Keith Brooks offers a tip to all the Lotus Domino Administrators</A> with mixed messaging environments involving gateways, relays, and other types of forwarding. Use DDM. Keith provides tips on what it does and a link to download your free copy.