PowerShell Remoting and the “Double-Hop” Problem

The “Double-Hop” Problem Most of the newly added PowerShell cmdlets (“command-lets”) in Windows Server 2008 R2 allow easy remote execution by including the -Cluster parameter to indicate the target cluster.  However there are occasions when this capability cannot be used for different reasons, such as when a firewall is blocking the cluster management port, because…


Sample code to detect .NET Framework install state and service pack level

Introduction Many installers and applications require that one or more versions of the .NET Framework be installed on the system in order to be able to install and function correctly.  This article provides sample C++ code that can be used in a setup program or in an application’s code to detect the install state and…

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Why is my Failover Clustering node blue screening with a Stop 0x0000009E?

John Marlin here from the Windows Cluster Support Team again and today I want to talk about the Stop 0x0000009E and hang detection in Windows Server 2008, 2008R2, or 2012 Failover Clustering. Just to set some expectations for the blog, I am not going to tell you exactly what the problem is, I am more…


Active Route Gets Removed on Windows 2008 Failover Cluster IP Address Offline

We have received calls adding static routes on Windows Server 2008 Failover Clustering nodes and wanted to pass along some important information regarding this.  The issue is that when you add a static persistent route to a network adapter that is on a Windows Server 2008 Failover Cluster and take a Clustered IP Address offline…


Typing Polish Accented Characters on a US Keyboard

Recently I took up exploring the Polish language – it is wonderful. Any language that calls November “Listopad” has got to be interesting 🙂 If you are exploring this language, you may wonder how to type the Polish accented characters on a US keyboard. ą Ą ć Ć ę Ę ł Ł ń Ń ó…


What is a Microsoft Failover Cluster Virtual Adapter anyway?

A question often asked is, “What is the Microsoft Cluster Virtual Adapter and what can I do with it?” The typical, and correct answer, is to leave it alone and let it just work for you. While that answer satisfies most, others may want just a little more by way of an explanation, so hopefully,…