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  • Blog Post: Creating Virtual Networks on Clustered Hosts leaves some binding work to be done

    If you ever happen to set up a new virtual network on a Cluster node/Host you may find that your work is not entirely done. First, the Host that you added the VN to will in fact have networking set up correctly. What may appear odd is that the other Hosts in the cluster (nodes) will also show the new...
  • Blog Post: ‘Unsupported Cluster Configuration’ - Virtual Networks

    There are a number of reasons a Virtual Machine (VM) can fall into a status of ‘Unsupported Cluster Configuration.’ A brief list, pulled from TechNet, shows that storage, networking, and other factors can cause this status. (Source: http://technet.microsoft.com/en-us/library/cc967323.aspx...
  • Blog Post: Disable that Network Card!

    Here’s a tip I’d like to pass on that resulted solely from trial and error. I regularly see Failover Cluster, Hyper-V, NIC Teaming, VLANs, iSCSI networks and so on as components of a complex environment managed by SCVMM. Each of these components can affect decisions regarding network design. In...
  • Blog Post: How to Capture a WinRM Trace

    When working with Microsoft Support you may be asked to capture traces to assist with issue resolution. Below are two methods for capturing WinRM traces. Following a reboot these will need to be set up again. The GUI setup is simple. The logman method allows a template with pre-populated settings to...
  • Blog Post: Troubleshooting and Data Collection During Offline P2V

    When the P2V process fails there can be a number of issues to identify. A number of situations are discussed below. The machine being virtualized is referred to as the Source machine. The location where the virtualized machine is being copied is the Destination Host. Use this article as your main reference...
  • Blog Post: Unable to connect to Self Service Portal (SSP)

    When connecting to the SSP there may be errors such as ‘Syntax Error’ or ‘Object Unexpected.’ This may manifest as a popup with a script error, or you may simply see a small yellow warning icon in the lower left hand pane of the browser. In any event, VMs cannot be accessed through the SSP. Resolution...
  • Blog Post: WinRM (Windows Remote Management) Troubleshooting

    What is WinRM? New in Windows Vista, Windows Server 2003 R2, Windows Server 2008 (and Server 2008 Core) are WinRM & WinRS. Windows Remote Management (known as WinRM) is a handy new remote management service. WinRM is the “ server ” component of this remote management application and WinRS (Windows...
  • Blog Post: Communication issues after Windows and SCVMM Upgrade to 2008 R2

    I’ve seen a number of customers run into networking and general communication issues following a move to Windows 2008 R2. And to manage Windows 2008 R2 you must be running SCVMM 2008 R2. Both require checking for updates. Windows 2008 R2 – Make sure the network card drivers are up to date… all of...
  • Blog Post: How to Troubleshoot Slow BITS Performance, Hosts 'Not Responding' and 'Needs Attention' Communication Issues

    You find yourself with one of the following situations 1. Deployment or migration of data utilizing LAN (not SAN Transfer) is very slow in general 2. BITS is slow in one direction only: Fast from Host01 to Host02, but slow from Host02 to Host01 for example 3. Host reports in SCVMM Admin Console...
  • Blog Post: TCP/IP Conflict with Ghosted NIC: Legacy to Synthetic NIC

    As far back as Windows 95 there has been the problem of more than one NIC with the same IP address. Simply, you cannot should not do this. Most often this is seen when a computer has a static IP assigned to a NIC, then that NIC is removed (physical or virtual) and replaced with another. You could run...
  • Blog Post: How to Troubleshoot Host Status - Quick Table

    From the Microsoft TechNet SCVMM TechCenter Article URL: http://technet.microsoft.com/en-us/library/bb740860.aspx (Don't forget the VMMCA tool. This should always be top in your troubleshooting list. More info here .) The table below works as a quick reference for why you may be experiencing...
  • Blog Post: Resolve Communication Issues in SCVMM - Part 1

    Disable Task Offloading and Update WMI Communications issues with SCVMM can take on the form of access denied, timeouts, and often as intermittent connectivity issues. The steps in this post are the same ones I use to resolve a good number of customer issues. Feedback on this article is welcome...