Are you still Using MED-V? If so, do NOT install this update

If you are currently still running MED-V 2.0, be very aware of a known issue. If you install the RDP/RDC 8.1 update for Windows 7 SP1, you may notice after installing the update, you are seeing application crashes of the MED-V Workspace. This update is labeled KB2830477. It was originally released last year and there…

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The Case of the Ever-Expanding, Dynamically-Expanding VHD

I recently had an issue where I encountered something quite bizarre. In an effort to reduce size on disk of dynamically expanding virtual hard disks (VHDs) I found myself feeling like I needed to take medication. After sysprepping an operating system image on the disk, the current file consumption on the disk was approximately 12…

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MED-V: More Detail on Full-Screen vs. Seamless Mode

I recently had a customer inquire further as to how the mechanics differ between all of the application modes in MED-V. I would have thought this far into the life cycle of MED-V that I had gone into enough detail on the subject. Turns out, while the article I wrote on TechNet a couple of years…

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MED-V V1: How to Update the Policy UpdatePolling Interval

Within MED-V V1, you can modify the default policy interval by modifying one of the XML files on the client. While the official documentation alludes to this: “A typical MED-V Management Server can support 5000 users based on the recommended hardware configuration. The client-server communication is lightweight: clients are normally configured to poll the server…

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Running a MED-V application that depends on presence may not properly show presence when hovering over it in the System Tray

Let’s review some basic information about how MED-V: The way MED-V V2 works is the Windows 7 host machine connects to the Guest Virtual PC through an RDP-style connection. This basically turns the Windows XP Virtual PC into a mini-RDP server. This must always be in the back of your mind while you test your…

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How does each Version of MED-V use Proxies?

In Version 1, the MED-V Management Console, will use the IE proxy settings of the current user to connect via HTTP to the MED-V Policy Server. If the proxy server is not configured correctly, it will trigger an Event ID 75 error: “The MED-V Server is unreachable at <URL> “ Please check your connectivity and…

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Using Virtual PC with Windows 7: Be sure to use Integration Features when the Narrator Accessibility Feature is Enabled

There is an important item to be aware of if you are using Windows Virtual PC (VPC7) and you are also using the Windows Narrator Accessibility feature. The Narrator is an excellent aid for the visually impaired as it reads screen text and echoes verbally various actions. In addition, it will echo verbally what you…

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How MED-V Affects Windows XP End-of-Life Support Policy (It Doesn’t.)

Lately, I have many customers who are in the process or quickly planning their migration from Windows XP to Windows 7. Some of them are even looking to become early adopters of Windows 8. In the process of inventorying, rationalizing, and providing application compatibility remediation for their legacy applications, the need for leveraging MED-V for…

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Bringing Legacy Blog Back to Cover Legacy Products

Just about a year ago, I moved all new posts over to Technet.com. In spite of that, this blog still continues to get much attention due to a lot of the existing content proving to be very useful for users. For that I am extremely happy to help and it recently gave me an idea….

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MED-V V2: How to Enable Advanced Logging

In MED-V V2 all events logs are stored on the MED-V Host (Windows 7) and the MED-V Guest (Windows XP) using the “MEDV” event log. By default the event logs are set to Error and Warning events. Additional Debug level logging can be enabled via the registry in both the guest and the host by…

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