Source http://www.rackspace.com/knowledge_center/article/manually-configure-exchange-2013-on-outlook-2010 Use the following steps to set up your Microsoft Exchange 2013 mailbox with your Outlook 2010 email client. 1. Click the Windows Start button, select Control Panel , and then click Mail (32-bit). Note: Depending on the version of Windows you're running, you may need to switch to Classic view to find the Mail entry or it might be labeled 32-Bit . 2. Click Show Profiles , click Add , enter a name for this profile, and then select OK . 3. On the Auto Account Setup page of the Add New Account wizard, select Manually configure server settings or additional server types , and then click Next . 4. On the Choose Service page, select Microsoft Exchange or compatible service , and then click Next . 5. On the Server Settings page, perform the following actions: ...