What is a Microsoft Exchange Server account?
Microsoft Outlook for Mac 2011 supports several account types. For email accounts, the most common account types are Microsoft Exchange account, POP, and IMAP. Some features in Outlook for Mac 2011 require a Microsoft Exchange Server account. Exchange is a collaborative communications server used by many organizations. Some email providers also provide Exchange accounts for home and personal accounts.
To review the type of accounts that are set up, do the following:
On the Tools menu, click Accounts.
In the left navigation, the type of account is listed and then below that is the email address associated with the account.
An Exchange account appears as Microsoft.