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Hotpatching

Hotpatching is a way of installing updates that doesn’t require a reboot after installation. It’s been available for the Azure Edition of Windows Server Datacenter for some time, and Microsoft announced in April 2025 that it would be generally available…

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Microsoft resources: Windows Server 2025

Here’s a list of Windows Server resources from Microsoft all in one place. The rating column reflects our opinion of how useful the documents or websites are: DateResourceOverviewPagesRatingFebruary 2025Windows Server 2025 Licensing GuideA decent Licensing Guide covering all aspects of…

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Availability of AD RMS licenses

AD RMS User and Device CALs and AD RMS External Connector licenses are available with or without Software Assurance through the Volume Licensing agreements. These licenses are also available through the Cloud Solution Provider program as perpetual licenses without Software…

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CAL equivalent licenses

A User SL for an Online Service that includes rights to access a licensed on-premises server is known as a CAL equivalent license. Because the User SL is a subscription license it’s deemed to be equivalent to the latest version…

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Licensing AD RMS

In common with RDS, there are no additional AD RMS licensing requirements for the server device as long as it is licensed with Windows Server Core licenses. Every user or device that accesses the AD RMS services of the server…

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Active Directory Rights Management Services (AD RMS)

AD RMS can be used to protect documents using information rights management (IRM) which allows a user to attach access permissions to a particular document which can prevent it from being opened, forwarded or printed by unauthorized people, for example.

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Availability of RDS licenses

RDS User and Device CALs and RDS External Connector licenses are available with or without Software Assurance through the Volume Licensing agreements. These licenses are also available through the Cloud Solution Provider program as perpetual licenses without Software Assurance. In…

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