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I just received confirmation on speaking at the UK Virtual Machine User Group (VMUG) Meeting in the Hilton Doubletree hotel in London on Tuesday May 21, 2013. I will be delivering my session on virtualization-safe(r) Active Directory and Domain Controller
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Microsoft introduced the VM-GenerationID in Windows Server 2012, to enable Virtual Machines (VMs) to notice when they’re snapshotted, restored and/or cloned. Active Directory is the first technology to put the VM-GenerationID to good use. The following
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Designing and implementing an Hyper-V environment can be challenging. Placement of Active Directory Domain Controllers requires additional consideration, especially in Hyper-V Failover Cluster scenarios where Active Directory membership for the cluster
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For a while, Microsoft’s KnowledgeBase article 976424, titled Error code when the kpasswd protocol fails after you perform an authoritative restore: "KDC_ERROR_S_PRINCIPAL_UNKNOWN" , has been available to solve issues with unexpected behavior
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In the previous blogpost in this series I discussed virtualization-aware Active Directory. With the use of the newly introduced VM-GenerationID, virtual Domain Controllers can now detect when they are reverted back to an earlier state or when their virtual
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In organizations with different teams being responsible for Active Directory management and management of the virtualization/hypervisor layer, it is not uncommon to seriously damage contents in Active Directory with snapshots. Virtualization Admins can
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Windows Server 2012 can be seen as a major release for Windows Server. Not just in terms of virtualization (Hyper-V 3.0), storage (SMB 3.0 and Storage Spaces) or manageability, but also in terms of Active Directory. There’s a load of new features, improving
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I’ve seen a couple of vendors release backup products, specifically targeted at Hyper-V. Some solutions utilize the Hyper-V Volume Shadow Service (VSS) writer to make backups. The big question, however, is whether this type of backup is of any use to
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On Wednesday March 3, 2010 Hyper-V.nu (the Dutch Hyper-V Community) organizes another meeting for Dutch Hyper-V enthusiasts. This time, they’re partnering with Nobel for the location, food and drinks. About the event The event will be held at Nobel at
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Virtualization offers huge benefits in flexibility, cost-effectiveness and eco-friendliness. It’s an easy business case to make to any IT department nowadays. After all, Gartner claims the cost of energy outweighs the initial purchase of an x86 server
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Designing and implementing a virtual environment on top of Hyper-V can be challenging. In the first four parts of this series I looked at the design choices and management actions regarding Active Directory in Hyper-V environments. Jorge made some interesting
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Hyper-V in Windows Server 2008 Enterprise and Datacenter Edition offers the ability to make virtual machines highly available by leveraging failover clustering. This however is not a good idea in the case of Active Directory Domain Controllers. In this
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Designing and implementing a virtual environment on top of Hyper-V can be challenging. Placement of Active Directory Domain Controllers require additional consideration, especially in some Hyper-V scenario's where Active Directory membership is strictly
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Domain Controllers are perfect virtualization targets, but virtualizing a Domain Controller reintroduces possibilities to mess up the Domain Controller in ways most of the Directory Services Most Valuable Professionals (MVPs) and other Active Directory
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Virtualization offers huge benefits in flexibility, cost-effectiveness and eco-friendliness. However, some design choices need to be made towards deploying Active Directory Domain Controllers in virtual environments. Some of these choices are general
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