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Microsoft® Lync Server 2010 Unleashed by Tom Pacyk, Andrew Abbate, Alex Lewis

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Back End Database

In Lync Server, each Director stores its information in a local SQL Server 2008 Express database instance. This change alleviates an issue found in previous releases where a Director used the same back-end database name as the Front End Servers. When the Front Ends and Directors used the same database name, it became impossible to use the same SQL Server instance for both functions, which meant a new SQL Server or SQL instance had to be provisioned exclusively for the Director pool. The other downside was that a Director has a relatively low usage of the SQL Server, so providing an exclusive server or instance was generally considered a waste of resources. The change to a local database instance in Lync Server enables more businesses ...

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