Join me for an Active Directory and Virtualization webinar, in cooperation with Veeam

This year, as a Veeam Vanguard, I’m hosting a series of three Active Directory Domain Services webinars, together with Timothy Dewin and hosted by Veeam. Now that we’ve got the basics covered in our Active Directory 101 session two weeks ago, It’s time to talk Active Directory virtualization on March 7, 2017. I’m very excited … Continue reading "Join me for an Active Directory and Virtualization webinar, in cooperation with Veeam"

KnowledgeBase: ERROR_GEN_FAILURE [0x0000001f] when attempting to join VMware vCenter Server Appliance 6 U1 to a Windows Server 2012 R2-based Active Directory domain

An issue has been identified when you try and join a VMware vCenter Server Appliance (VCSA) version 6 Update 1 to a Windows Server 2012 R2-based Active Directory domain. You receive an error and the VCSA is not joined to the domain.    The situation The VMware vCenter Server Appliance (VCSA) is a virtual installation … Continue reading "KnowledgeBase: ERROR_GEN_FAILURE [0x0000001f] when attempting to join VMware vCenter Server Appliance 6 U1 to a Windows Server 2012 R2-based Active Directory domain"

Running downlevel VMs on Windows 10 Hyper-V? Update the Integration Components

I’m seeing lots of people adopting the Technical Previews of Windows 10 and Windows Server 2016 around me, and running Virtual Machines (VMs) on the built-in Hyper-V hypervisor seems to be among the scenarios tested thoroughly. Microsoft has issued a KnowledgeBase article detailing an update in the Integration Components (ICs) for Windows 7, Windows 8.1, … Continue reading "Running downlevel VMs on Windows 10 Hyper-V? Update the Integration Components"

Video: Running highly-sensitive Domain Controllers on Hyper-V and Azure

Active Directory Domain Controllers hold the keys to your kingdom. So how do you virtualize these castles of identity, without compromising on the requirements of your organization? In this session, Raymond Comvalius (Windows Expert – IT Pro MVP) and Sander Berkouwer (Directory Services MVP) give best practices for hardening, backing up, restoring and managing virtualized … Continue reading "Video: Running highly-sensitive Domain Controllers on Hyper-V and Azure"

Virtualization-safe(r) Active Directory in VMware environments, Part 2

In the first post of this series, I’ve shown how to uncover the VM-GenerationID, the random value that unlocks all that Windows Server 2012 Active Directory Domain Services magic, on VMware’s vSphere and Workstation virtualization solutions. Today, I’m showing you how to interpret this value and how this value might be different between versions of … Continue reading "Virtualization-safe(r) Active Directory in VMware environments, Part 2"

Virtualization-safe(r) Active Directory in VMware environments, Part 1

When you check my list with virtualization platforms that support Virtualization-safe(r) Active Directory through the Microsoft backed VM-GenerationID capability, you’ll notice that VMware has been supporting it in their products for a while now: Both VMware Workstation and VMware ESXi support it towards Windows Server 2012 and Windows Server 2012 R2-based Virtual Machines (VMs). Unfortunately, … Continue reading "Virtualization-safe(r) Active Directory in VMware environments, Part 1"

I will be speaking at the 2014 NL VMUG Event

There are many organizations with the ‘VMUG’ initials. I’ve presented sessions to the UK VMUG, which stands for Virtual Machine User Group. In the Netherlands, VMUG stands for VMware User Group. This organization hosts their annual meeting on March 6th, 2014 in Den Bosch and I will be there too, to present a session.      … Continue reading "I will be speaking at the 2014 NL VMUG Event"

Cases where VM-GenerationID doesn’t help make Active Directory virtualization-safe, Part 2

Yesterday, I talked about the new Active Directory virtualization safeguards in Windows Server 2012 (and beyond) and how Joe Richards triggered me to think about cases where the Active Directory virtualization safeguards (powered by the new VM-GenerationID) don’t help make Active Directory virtualization-safe(r). In the first post, I talked about how the Active Directory virtualization … Continue reading "Cases where VM-GenerationID doesn’t help make Active Directory virtualization-safe, Part 2"

Cases where VM-GenerationID doesn’t help make Active Directory virtualization-safe, Part 1

Joe Richards posted an interesting blogpost a while ago on why Active Directory VM-GenerationID functionality is not an alias for Active Directory anti-USN Rollback functionality. In it, he makes some valid claims: You are only protected in very limited set of very certain very specific circumstances. The VM-GenerationID "triggers" are dependent upon the virtualization platform.  … Continue reading "Cases where VM-GenerationID doesn’t help make Active Directory virtualization-safe, Part 1"

Five Must-Have Hardware components to get the most out of Windows 8 (and Windows Server 2012)

Windows 8 offers many new  features, compared to Windows XP, Windows Vista and even Windows 7. Some of these features are fantastic, but come with a top of the bill hardware price tag. In this blogpost I’ll explain why you’ll need to scour the specifications of your hardware components for these five acronyms