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Welcome to my blog! If you are looking for IT tutorials, tips or tricks, you are right here. You'll mainly find articles about Microsoft products and technologies - operating systems, servers, virtualization, networks, management, and cloud. Sometimes I add some other interesting things.

May 2019
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Lukas Beran

Lukas Beran

Enthusiast of new technologies with a focus primarily on Microsoft technologies and services. Occasional blogger and traveler.

DMARC validation in Office 365

DMARC is together with SPF and DKIM another technology protecting you against phishing and spoofing. Implementing DMARC with SPF and DKIM provides additional layer of protection. This validation uses DNS records where are specified mail servers authorized for sending emails from your domain. Differences between SPF and DMARC The [...]

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How to allow Hyper-V live migrations

Live migrations allow to migrate running virtual servers from one Hyper-V host to another. Live migrations are not load balancing nor failover clustering, it’s just moving a VM from one host to another requested by admin for example when you buy another host and you want to distribute the load. How to allow Hyper-V live […]

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