MessageStats gathers two types of Exchange information:
The MessageStats Server consists of the following three components:
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 MMC client console: The MessageStats console is a Microsoft Management Console (MMC) snap-in that is used administer MessageStats.  | 
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 MessageStats Scheduler service: In a distributed gathering model, the MessageStats Scheduler Service coordinates all the gathering servers (Task Execution Servers). There can only be one MessageStats Scheduler Service per MessageStats database.  | 
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 Task Execution Server: A server on which you install the task processors is called a Task Execution Server. To optimize information gathering, you can deploy multiple Task Execution Servers across your organization.   | 
The MessageStats Server allows you to: