http://blogs.technet.com/b/daveh/archive/2009/03/22/a-noisy-and-annoying-red-herring-in-microsoft-exchange-unified-messaging.aspxAfter integrating Office Communications Server 2007 R2 with Microsoft Exchange Unified Messaging, you will likely begin seeing the following warning events in the application log of your Exchange UM server:   Log Name:     en-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)