UMail is the UMass Amherst's official email system. Undergraduates get 500 MB of space for their UMail accounts, graduate students get 1 GB, and faculty and staff get 2 GB. Students who are graduating or leave the University in good standing have access to their UMail at no cost for 6 months after their graduation/leave date.
Incoming Mail Server
mail-*.oit.umass.edu Port 993
where * is the first letter of your username
Outgoing Mail Server
mail-auth.oit.umass.edu Port: 465
UMass Directory (LDAP Server)
Base DN: ou=people,dc=umass,dc=edu