Preparing the mail flow for the Office 365 migration

Mailflow during the migration from one Office365 tenant to another Office 365 tenant

This article is part of my migration journey from my old Office 365 to my new Microsoft 365 Tenant. This article is about mail traffic during the migration and how to avoid data loss.

In May 2015 I have already written the article “Migration from one Office365 Tenant to another Office365 Tenant“. I will adopt and adapt the relevant parts from the old article here.

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Migration from an Office 365 to a new Microsoft 365 Tenant – The approaches to migration

Overview of the migration from one Office 365 account to a new Office 365 account - The easy and manual way

As MCT, I have a developer tenant for Office 365, and this year we are finally getting access to the Microsoft 365 function, i.e. Enterprise Mobility and Security. The disadvantage is that a new tenant is required and so a migration is pending. But at the same time, a lot of things have to be set up from scratch. I take the opportunity to write a series of blog posts directly from this.

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Website monitoring with PRTG

Webserver Überwachung mit PRTG

This time an article slightly outside the Microsoft world. This time there is an excursion into monitoring and the monitoring of web servers under Linux. Some know this, nothing is worse than when the website you want to visit is not reachable. Since this happened to me 2 times in 2 days, the web server has hung up and I could not find the error, something had to be done.

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