Enterprise Messaging Exchange settings
Server address: em1.ad.ucla.edu, em2.ad.ucla.edu
If you dont know which mail server the account is on use em1.ad.ucla.edu and it will resolve to the correct server.
Use Cached Exchange Mode.
Domain is ad. When prompted for username enter ad\yourusername
Full list of EM email client settings can be found at http://www.em.ucla.edu/em_training.aspx