SCVMM 2016 – vSwitch Compliancy

Hi Everyone!   First of all, my best wishes for the new year! I hope 2018 will bring you everything your hearts desire   My post today is about an issue I encountered several months ago with SCVMM 2016 and Hyper-V 2016. When creating a logical vSwitch in SCVMM and pushing it to the Hyper-V …

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Heeeelp! I want to un-split my DHCP…

Hi All, Today a post about one of the core services of any network, DHCP. A protocol designed to assign IP addresses to devices, duh! A customer of ours recently wanted to move away from their classic Split DHCP deployment, consisting of 2 Windows Server 2012 R2 Domain Controllers (hmm…) sharing IP ranges with the …

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Hyper-V 2016 and Netapp SMB3.1.1 going bad

Hi all A few days ago I had to upgrade an Hyper-V 2012 R2 cluster to Hyper-V 2016. Using the Cluster rolling upgrade feature made my life a lot easier! However, when checking the SMB logs after installation I discovered the following errors were occurring: The error used a name that was referring to the …

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Failover Clustering and Regional Settings

Hi all, This week I was installing a brand new SQL Server 2016 AlwaysOn Availability group on Windows Server 2016 . As Always On Availability groups depend on an underlying Windows Cluster, the first step in the installation was building the cluster, after getting the necessary coffee. Building a cluster means running the validation report …

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Hyper-V Checkpoints crisis – some useful tips

Hello everyone!┬áHope you’re all doing well. My post today is about Hyper-V Checkpoints gone bad. What do I mean with bad? Well, let me sketch the situation first, but I’ll keep it short. Problem situation A customer was running Hyper-V 2012 R2, upgraded to Hyper-V 2016, in combination with Hyper-V Replica to Azure ASR. Unfortunately, …

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