If you have configured  Logical Networks with IP Pools in System Center Virtual Machine Manager 2012 SP1, you may at some point find yourself wanting to remove that IP Pool for one reason or another.  For example, perhaps the subnet was previously defined in an unused Logical Network and now when you try to create a new Network you get an error about the Subnet overlapping with with one that already exists.
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The following table contains the most popular errors that may happen on System Center Virtual Machine Manager 2012:
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• Install Multipath I/O feature.
• Launch Microsoft iSCSI Initiator: Start > Administrative Tools > iSCSI Initiator. The iSCSI Initiator Properties window appears.
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• Install Multipath I/O feature.
• Lunch iSCSI initiation: Start > Administrative Tools > iSCSI Initiator.
• Click Discover Portal. In the Discover Target Portal dialog enter the first IP address of the SAN Storage. Continue reading →

Any virtualization farm must follows the best practices and vendor’s (Microsoft) recommendation to improve Hyper-V and virtual machines performance. The following points must be taken into consideration in any virtualization farm:

1. Avoid overloading Hyper-V Servers

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