KBA-01224-B3R3
Question
Which functionality is missing when Exchange Web Services is not enabled (or when using a different mail server):
Answer
Access conversation history and voice mail
Play back voice mail message
Display free/busy information and working hours
Display meeting subject, time, and location
Display Out of Office status and note
Exchange contact sync
Search Outlook personal contacts
Additional Comments
Universal IT provides a full functionality Exchange Unified Messaging experience in combination with MS Skype for Business Server.