Unified Messaging web service XML elements for Exchange
Find reference information for the XML elements that are part of the Unified Messaging (UM) web service in Exchange.
Last modified: July 01, 2013
Applies to: Exchange Online | Exchange Server 2007 | Exchange Server 2010 | Exchange Server 2013 | Office 365
The Unified Messaging (UM) web service contains many XML elements that are used to define the requests and responses that are sent between the client and the server. This section provides information about the individual XML elements.
For versions of Exchange starting with Exchange 2010, we recommend that you use the UM operations that are available in Exchange Web Services (EWS) instead of the UM web service, for the following reasons: