Looking for tutorials for Microsoft Azure and Microsoft 365? You can find all our tutorials in this archive.
An essential aspect of using cloud services is ensuring availability and performance. Outages or performance problems have a significant impact on today’s business processes and lost revenue, image damage and angry customers.
Azure Service Health is a free service from Microsoft Azure. The service provides real-time information in a dashboard about the status and performance of Azure services. The service continuously monitors resources and proactively informs about service problems.
Low network latency between virtual machines generally contributes to optimized performance. The proximity placement group feature in Azure ensures that virtual machines within the same proximity placement group are physically located in the same datacenter.
Proximity placement groups in Azure are particularly suitable for services and workloads (ERP, databases, real time services) with low latency requirements.
Microsoft Azure supports in-place upgrade to Windows Server 2019 and Windows Server 2022. All data, server roles and settings are taken over in the process. For a successful in-place upgrade there are a few requirements.
This guide shows how to successfully perform a direct upgrade to a newer Windows Server version.
An Azure Snapshot is an exact image of a disk at a specific point in time. This is a quicker way to back up the state of a hard disk than with an Azure backup.
Azure snapshots are best suited when, for example, operating system or software updates are to be tested. Additional virtual machines can be cloned from an Azure snapshot for this purpose. An existing virtual machine can also be restored to the original state of the snapshot if required.
This guide describes how to create an Azure snapshot, how to download a snapshot in VHD format, and how to clone a virtual machine from an Azure snapshot.
SPF (Sender Policy Framework), DKIM (Domain Keys Identified Mail) and DMARC (Domain based Message Authentication, Reporting and Conformance) are used to check email messages. In combination, the three procedures achieve a high level of security with regard to the authenticity of the sender and content of an email.
This guide sets up SPF, DKIM and DMARC for Exchange Online.
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