This feature pack installs a new BizTalk feature called “BizTalk Server 2010 AppFabric Connect for Services”. To use this feature, you must’ve a valid licensed copy of BizTalk Server 2010 or BizTalk Server Adapter Pack 2010. This feature brings together the capabilities of BizTalk Server and Windows Azure AppFabric thereby enabling enterprises to extend the reach of their on-premise Line of Business (LOB) systems and BizTalk applications to cloud.
Once this feature pack is installed, customers can use one of the following BizTalk wizards:a) BizTalk WCF Service Publishing Wizard: To publish BizTalk Orchestrations or Schemas as WCF services with endpoints in Windows Azure AppFabric Service Bus.
More Info: Download