Category: Windows Server 2012 R2

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Unable to RDP into Azure VMs

After patching all the Windows Server in Azure, a colleague calls me in panic, because their users, could not access their VMs through RDP. They were getting a CredSSP error (picture bellow).  So, after reading the link bellow, it seems it could be related with the March update. https://support.microsoft.com/en-us/help/4093492/credssp-updates-for-cve-2018-0886-march-13-2018 Rebooting the VM didn’t sort the issue, there’s a few mitigations listed in this post https://blogs.technet.microsoft.com/mckittrick/unable-to-rdp-to-virtual-machine-credssp-encryption-oracle-remediation/ Then I realize that was...

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How to extend Azure Service Fabric to on-premise?

You can deploy a Service Fabric cluster on any physical or virtual machine running the Windows Server operating system, including ones residing in your on-premises datacenters. You use the standalone Windows Server package available for download from the Azure online documentation website (see here). To deploy an on-premises Service Fabric cluster, perform the following steps: Plan for your cluster infrastructure. You must consider the resiliency of the hardware and network...

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Software-Defined Networking with Windows Server and System Center Jump Start

Free online event with live QA with the WAP team: http://aka.ms/WAPIaaS Two half-days – Wednesday July 16th & Thursday July 17th – 9am-1pm PST IT Pros, you know that enterprises desire the flexibility and affordability of the cloud, and service providers want the ability to support more enterprise customers. Join us for an exploration of Windows Azure Pack’s (WAP’s) infrastructure services (IaaS), which bring Microsoft Azure technologies to your data...

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Virtualizing Your Data Center with Hyper-V and System Center

Free online event with live Q&A: http://aka.ms/virtDC Wednesday, February 19th from 9am – 5pm PST If you’re new to virtualization, or if you have some experience and want to see the latest R2 features of Windows Server 2012 Hyper-V or Virtual Machine Manager, join us for a day of free online training with live Q&A to get all your questions answered. Learn how to build your infrastructure from the ground...

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Cluster Shared Volumes (CSV) errors on Hyper-V Cluster

In a failover cluster, virtual machines can use Cluster Shared Volumes that are on the same LUN (disk), while still being able to fail over (or move from node to node) independently of one another. Virtual machines can use a Cluster Shared Volume only when communication between the cluster nodes and the volume is functioning correctly, including network connectivity, access, drivers, and other factors. You probably didn’t notice any issues...

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Integration between Hyper-V Network Virtualization and Windows Server Gateway

One of features on Windows Server 2012 R2 that was improved since the last version is network virtualization. Virtual networks are created by using Hyper-V Network Virtualization, which is a technology that was introduced in Windows Server 2012. In Windows Server 2012 R2 have now a service that help enable datacenters and clouds networks traffic been routed between virtual and physical networks, including the Internet. The service responsible for routing...

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MPIO on Hyper-V Server

On the previous version of Windows Server (prior Windows Server 2012) you have to download and install MultiPath I/O (MPIO). Since Windows Server 2012 MPIO is a feature that you can enable. Because it’s a feature that comes with the server, means that you will have the PowerShell cmdlets available. Use of the MPIO module in Windows PowerShell requires an “elevated” PowerShell window, opened with Administrator privileges. How to do...

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Hyper-V Best Practices Analyzer

Sometimes when you deploy an Hyper-V Server you don’t know if you miss any configuration or if you are following the best practices regarding security, configuration or even supportability of Hyper-V Server in case you need some help from Microsoft Support. To help us Microsoft has created a few rules to help us improve our environments — these are referred to as best practices. However, it is not easy to...

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How to delegate access in Hyper-V

In some medium/large organizations, it is common practice to have different access levels for systems, such as administrator, help desk, support and auditor. When implementing virtual machine using Hyper-V Servers, it is also important to reflect these access levels as well. Since Hyper-V 2012 makes this task easier when you need to specify particular users or groups to be Hyper-V Administrators, but you also might face scenarios where different levels...

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Restoring Hyper-V and Virtual Machines using Windows Server Backup

Cluster, Hyper-V Replica, Storage Migration, and other features makes for a higher availability for Hyper-V virtual machines, but it is impossible to provide 100 percent assurance in any system. When we lose a host computer, for example, not only is a single system offline, but also all the virtual machines that are running in there. It does not matter if it is only an application, a virtual machine, or the...