Exchange ActiveSync not working if form based authentication or SSL enabled
I just wanted to share my experience setting up Exchange with iPhone. In case your exchange account on iPhone 2.0 is setup correctly and it synchronizes (no error messages received during the validation process) but you cannot see any email, calendar or contact items you may have the following issue:
http://support.microsoft.com/Default.aspx?kbid=817379
Dell D630, Windows Vista