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Licensing Brief - Base and Additive Client Access Licenses: An Explanation

Applies to all Volume Licensing Programs

Summary

Server software that requires Client Access Licenses (CALs) offers one base CAL and may offer one or more additive CALs. Base CALs license access to server functionality. Additive CALs license access to advanced server functionality and must be licensed in addition to the corresponding base CAL. Both types of CALs are available for both users and devices.

What’s New in this Brief

This brief replaces a previous version published in April 2013. The content has been updated to reflect the current products as of November 2013.

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