Outlook supports accounts managed by Microsoft Exchange Server 2007 Service Pack 1 with Update Rollup 4 (KB952580) and later versions.
When you add an Exchange account, Outlook syncs your e-mail messages, calendar events, contacts, tasks, and notes with the Exchange server.
To authenticate with
User name and password
Click User Name and Password, and then enter your credentials.
Click Kerberos, and then select an ID from the Kerberos ID pop-up menu.
To create a new ID, click Create a New ID.
Click Client Certificate Authentication, and then select a certificate from the pop-up menu.
Have Outlook try to automatically detect your Exchange server
Click Add Account.
Enter your Exchange server address manually
Clear the Configure automatically check box, enter the server address, and then click Add Account.