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SPF, DKIM and DMARC

There are many anti-spam tools. And they are pretty good. For example, better-known and reliable domains can be added to your whitelist. However, spoofed emails will always be redone because they represent legitimate business emails. SPF, DKIM, and DMARC is a mechanism that will protect your email box and will allow you to get rid of annoying spam, ensuring verification of the sender’s domain. Stop spam emails right now!

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Configuring Hyper-V Replica on Azure – PART 2

In order to build your own Hyper-V lab in Azure, you need two Hyper-V instances. But, hey, why do we need Hyper-V Replica here? This technology allows you to shift a virtual machine from a server on-prem to Microsoft Azure for maxing out your services uptime. With Hyper-V Replica, returning your services back to the normal functioning becomes a matter of only a few seconds… Looks like a must-have for your Hyper-V environment, doesn’t it?

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Configuring Hyper-V Replica on Azure – PART 1

If you work with Azure close enough, you’ve probably have heard of Nested Virtualization. Yes, it is the feature allowing you to run Hyper-V inside an Azure VM. Why does one need that thing? Well, to build a perfect lab for demos, development, testing, whatever… without buying any extra hardware!

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The Buzz about Windows Server 2019

In October 2018, Microsoft officially launched the newest version of Windows Server – Windows Server 2019, and earlier this month it became available to the public. Microsoft is known throughout the globe for its excellent software products, operating systems, computer systems, and other consumer electronics. Windows Server 2019 is the first and the only Microsoft product that went straight to general availability without going through the release to manufacturing (RTM) phase. But, did Windows Server 2019 satisfy the customers’ expectations? What are its main features? Let’s scrutinize from every angle.

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Windows Server 2019 introduces a new SMB Mapping Option UseWriteThrough

Do you know that not every solution requires high available storage? Sometimes there is a need in functionality that gives us the option not to leverage any OS caching. Precisely this UseWriteThrough option you can find in the New-SBMMapping commandlet in Windows Server 2019. It allows a user to disable caching with SMB mappings in certain scenarios thus giving a possibility to prefer reliability over performance in non-continuously available file share scenarios. So, always check “paper proof of concepts” and find the best options for your IT infrastructure and business development!

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Configuring Azure Point-to-Site VPN with Windows 10

VPN connections provide remote access to the necessary data and you can get information about your company’s assets at any time. The connection to Azure virtual networks is possible by configuring two types of VPN, namely Site-To-Site (S2S) and Point-To-Site (P2S). S2S VPN allows you to connect two networks and constantly maintain communication between them. P2S VPN is effective for connecting to a virtual network from a remote location if you have a small number of clients for whom such an access is needed. You’re asking how to establish a secure connection of individual clients running Windows 10 to the Azure Virtual Network?

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VMware vCenter and PSC topologies

VMware vSphere 6 offers all new and new features including a new VMware vCenter management services architecture. vCenter 6.0 can be deployed in embedded and external options and separately as a Platform Services Controller (PSC) and as vCenter. If the Platform Services Controller (PSC) provides common infrastructure services for the data center, then the vCenter Server ensures the remainder of the vCenter Server functionality. But you’ll agree, it would be great to have a common platform that combines both solutions. This option would help reduce the number of VMs per sites without any load balanced dependencies and provide fault tolerance.

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[Azure] Migrate your IIS websites quickly and easily

Migrating sites to the cloud can be quite troublesome. For such cases, Microsoft introduced the Windows Site Migration Tool. This is a program that can collect the necessary information about a website hosted on IIS, analyze it, and then automatically transfer all settings, files, and even the database directly to the Microsoft Azure cloud. Make sure that the migration of the sites is really easy and can be completed within a few minutes!

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[Azure] Migrate your SQL Server databases quickly and easily, with near 0 downtime

The latest technology allows moving as separate databases and log files and the entire system. In this context, speed, ease, and lack of downtime are critical factors for the success of this process. How to ensure them and not to get lost in a variety of options for migrating SQL Server databases to Azure?

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Reclaiming guest OS storage in VMware vSAN 6.7 U1 with TRIM/UNMAP process

Everyone knows that modern operating systems write data into the empty blocks but not in the ones that are just marked as deleted. VMware vSAN 6.7 Update 1, TRIM/UNMAP feature to be exact, will help you to easily restore data that marked as deleted. For space-saving concerns, vSAN allows creating thin provisioned disks that grow gradually as they are filled with data.