You can connect to your Exchange account using the following Apple programs.
Macintosh OS 10.6:
Macintosh OS 10.7 - OS 10.8:
Macintosh OS 10.9:
If you cannot connect to Exchange and you have SecureMac (OIT provided application package that contains Fetch and terminal shortcuts) installed on your computer, you need to delete a file on your computer. Learn how to delete it.