How to configure NIC Teaming with HP Proliant and Cisco or Procurve Switch Infrastructure?

Very often I do need to configure NIC teams with HP hardware with Cisco or Procurve networking infrastructure therefore I would like to share an general overview of the NIC HP teaming capabilities, general teaming algorithms and especially how to configure an Cisco or Procurve switches. My personal preferred teaming mode here is to use…

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HYPER-V R2 Networking – How to configure management and VM networks

Hi All 🙂 I see very often confusion around the configuration of the hyper-v networking and the creation of the virtual networks (Hyper-V). Therefore I will try to give you here an short / simple overview how you can configure your Hyper-V Host networking environment in regards to best practice which ensures the reliability and…

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Post SP1 Hotfixes for Windows 2008 R2 SP1 with Failover Clustering and Hyper-V

In addition to my previous blog around the list of recommended hotfixes for SCVMM, Hyper-V and Failover Clustering, I do personally maintain currently a list with all post (recommended/required/regular….) SP1 released hotfixes especially with focus on Failover Cluster and Hyper-V: http://ramazancan.wordpress.com/2010/11/21/recommended-hotfixes-scvmm-hyper-v/ KB2528357 – Nonpaged pool leak when you disable and enable some storage controllers in…

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Cumulative Update for October-INACCESSIBLE BOOT DEVICE quick fix how delta update can be removed via DISM

The issue arises if the delta and the full cumulative update for October (KB4041691 https://support.microsoft.com/en-us/help/4041691) was installed same time. Those was released last week and if you configured your internal WSUS to automatically approve you will see this issue -> https://support.microsoft.com/en-us/help/4049094/windows-devices-may-fail-to-boot-after-installing-october-10-version-o After installing this update you probably broke your machine with stop code: INACCESSIBLE BOOT…

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How to deploy an “classic” terminal server with Windows 2012

Since Windows 2008 the “oldschool” and well known 2003 terminal services are extended on rich web services which provides now great new capabilities in designing and deploying built in terminal server services based on HTTP/HTTPS. in combination with RD Gateway the applications can also be securely published to WWW and session host server be isolated…

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Failover Cluster Network Design with Hyper-V–How many NICs are required?

Failover Clustering reliability and stability is also “strongly” dependent on the underlying networking design and *drivers* but that’s a another story…. Let’s focus here in the design part. Since there is no more the hard requirement like in Windows 2003 based clusters (MSCS) for an “HB” (heartbeat) network there is some “unsureness” around the network…

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VM MASS DEPLOYMENT with Powershell – Hyper-V

As you already know powershell is really useful in several scenarios where you need to automate task operations in windows world. I personally use “Powershell for Hyper-V” often (http://pshyperv.codeplex.com) especially in mass deployment scenarios where I need to deploy hundreds of virtual machines. In this blog post I will use the powershell commandlet “NEW-VM” which…

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How to use Powershell in Failover Clustering–Part 1

Powershell is a really powerful toy for any Windows administrator where tasks need to be automated and or repeated several times. Here I would like to start an blog series of how to use Powershell in Windows Server Failover Cluster (WSFC) environments. Let’s start over with some basic commandlet’s to get status of clustered groups,…

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SCVMM 2008 R2–Error 2912 – An internal error has occurred trying to contact an agent

I love the “unknown” error things but as all of us know you can NOT handle all error conditions within application coding. Therefore I would like to provide here an possible resolution which you need to confirm if it applies to your environment. I faced this error and did some research and found out that…

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Custom Code for Windows Server 2008 (R2) Clustering with HP EVA Storage Systems

HP EVA storage requires setting a custom host mode to be compatible with Win2008 Failover Clustering. http://h20000.www2.hp.com/bc/docs/support/SupportManual/c00710606/c00710606.pdf Note: Type here HEX number "00000004198009A8" into "custom type" field If you don’t set this custom code parameter at the HP EVA command view GUI you will run into issues “failed to read drive layout of cluster disk…

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