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About: Sander Berkouwer

Sander Berkouwer is a Dutch IT Professional with over fifteen years of experience with projects in large IT environments. He is a contributing blogger at the / Weblogs ( and the founder and owner of ServerCore.Net. Since 2009, Microsoft has awarded Sander with the Most Valuable Professional (MVP) award. Since 2016, Veeam has awarded Sander with the Veeam Vanguard award.

Recent Posts by Sander Berkouwer:

In-place upgrading an Active Directory Domain Controller to Windows Server build 17093 might fail

Written on February 16, 2018 at 10:34 PM, by

Last week, Microsoft announced the latest Windows Server Insider Preview build, nicknamed Build 17093, referencing its 10.0.17093.1000 version number. This Windows Server version was released to Windows Server Insiders on February 13, 2018.   About Windows Server Preview Build 17093 This build is a preview build of the next Semi-Annual Channel (SAC) release of Windows […]

Hybrid Identity features per Active Directory Domain Services Domain Controller Operating System, Domain Functional Level, Forest Functional Level and Schema version

Written on February 12, 2018 at 1:54 PM, by

Most Microsoft-based Hybrid Identity implementations use Active Directory Federation Services (AD FS) Servers, Web Application Proxies and Azure AD Connect installations. These components have requirements of Active Directory Domain Services (AD DS) in terms of the schema, the Windows Server versions on the Domain Controllers an organization runs, the Domain Functional Level (DFL) and the […]

Configuring the Azure AD Connect Health Agent for AD FS on Server Core

Written on February 9, 2018 at 9:40 AM, by

When you get serious about security in Hybrid Identity implementations, you would opt to implement AD FS servers and Web Application Proxies as Server Core installations. However, this poses a slight problem with the Azure AD Connect Health Agent for AD FS, because at first glance, you can’t configure it on Server Core installations of […]

Pictures of NIC Future Edition

Written on February 7, 2018 at 9:42 AM, by

Last week, Crayon organized the 7th Nordic Infrastructure Conference (NIC), labeled the Future Edition. Raymond Comvalius and I presented two sessions. In this blogpost I share our pictures and most memorable moments. On Thursday February 2, Raymond and I were scheduled for the early flight from Amsterdam Schiphol airport to Oslo Gardermoen airport. It meant […]

What’s New in Azure Active Directory for January 2018

Written on January 29, 2018 at 3:46 PM, by

Azure Active Directory is Microsoft’s Identity Management-as-a-Service solution, offering seamless access, easy collaboration, efficiency in IT processes and improved security and compliance. In its Release Notes for Azure Active Directory, Microsoft communicated the following new functionality for Azure Active Directory for January 2018:   What’s New New Federated Apps available in Azure AD App gallery […]