Are there any PBX settings I could reference to help get me going with Exchange 2010 UM?

I was asked this by a school district in Utah converting their entire school district (12,000 seats) to Exchange 2010 voicemail.  The answer is yes. We have tested several PBXes and developed PBX configuration notes you can leverage to assist you with your UM implementation:

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Visit the PBX config notes here.

Here is sample of a PBX config note:

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