Determining the Number of Users an Exchange 2007 Unified Messaging Server Can Support
Customers who are considering Unified Messaging (UM) will at some stage ask the question: "How Many Exchange 2007 Servers running the UM role will I need to support my users?". The short answer to the question is: "That depends". This blog post tries to illustrate the factors on which the answer will depend, and in so doing to give a longer and more helpful answer.
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