<A HREF="http://www.lotususergroup.org/blogsphe.nsf/d6plinks/SPOB-7GMJZ4">Jess Stratton offers some help</A> in setting up a second email domain within Domino starting with: the email (SMTP) domain is NOT the same as your Domino Domain. Your Domino domain shouldn't end in a ".com", and is used to control internal mail routing and the Domino directory.