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Cloning a VM on Hyper-V without shutting it down
{note: this post is deprecated, it is now possible to do “live cloning” using VMM 2012 R2, See my newer post below} Create clone of running VM using VMM My OLD post: If you use SC VMM’s own VM cloning functionality, you see two major problems: You have to shut down that VM, and The original VM gets destroyed. Of course this is not acceptable if you are trying to create a dev VM out of a production VM. Here is how you can clone a VM without these problems: Using VMM, create a checkpoint (snapshot) of that VM. Wait for the process to finish. This quieses the VHD, making…
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GPO for setting IE’s ESC and compatibility mode
Quick links / info only here. Read detailed description / instructions on the pages linked. Setting ESC: As taken from this web page: How To – Q2: How can I deploy the Windows Server 2008 Internet Explorer Enhanced Security option via group policy? A: The administrative template file inetesc.adm can also be used to deploy the Internet Explorer Enhanced Security Configuration settings on Windows Server 2008. To do so, you can Download the adm file from the following link and import it to the GPO. http://www.microsoft.com/downloads/details.aspx?FamilyID=d41b036c-e2e1-4960-99bb-9757f7e9e31b&DisplayLang=en Here are the detailed steps: 1. Create a new GPO or use an existing GPO to configure the Internet Explorer Enhanced Security setting. 2.…
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Tired of “Unsupported Cluster Configuration” for some of your VMs?
Inspite of my refreshing the VMs having this error……….fingers crossed……..sometimes the error went away….sometimes did not. I was getting really frustrated. Here is how to fix it, once and for all: In Failover Cluster Manager, check the name of the VM….if it is something like – “SCVMM server_name Resources”… rename it to just server_name. Then refresh the VM inside SCVMM’s Virtual machine Manager. VIOLA! the VM would be back to normal.
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Configuring iSCSI network for Windows Server 2012
While setting up a new network for iSCSI operation here are the things we need to check and configure: Overall Configuration: Check the general notes here: http://technet.microsoft.com/en-us/library/ee338480%28v=ws.10%29.aspx especially the “Networking best practices section” there. The most relevant parts are: Use a a separate LAN or setup VLAN for iSCSI traffic Use CHAP (at least) Configure Jumbo Frame size Use multiple NICs Configure MPIO, use vendor’s DSM if available.
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How to find out your network binding order
Here is a quick and dirty way of finding out the binding order of your multi-homed server (meaning a server with multiple NICs or multiple network ports). On a command prompt run ipconfig. All active connections will be shown in the current binding order. The first entry is the one in the top of the binding order and so and so forth. The ports which are not connected are not shown here. This is especially useful if you are running server core (without GUI) and quickly want to find out this info.