Microsoft Exchange and Active Directory Blog
Microsoft has released Windows Server 2025. Since 01.11.24 the new Windows Server version can be downloaded in the Visual Studio subscription. A 180-day trial version of Windows Server 2025 can be downloaded at the following link: Windows Server 2025 is an LTSC version that will be mainstream by October 2029. Read more
Microsoft Ignite is taking place again this year with the motto "Experience the latest innovations for AI transformation". Tickets for attendance dates from November 19 - 22, 2024 in Chicago are already fully booked, but there is the possibility to participate online for free from November 19 - 21. In order to watch the live streams, you have to register ... Read more
It's been a while since I published an article here about Exchange Server and Let's Encrypt certificates. In the meantime, things have changed a bit and I'm getting a lot of requests on the topic, so I'm writing a new article. As you know, Let's Encrypt is a public certification authority, ... Read more
I had already announced that I would like to test whether artificial intelligence (AI) could offer added value here. In the meantime, the idea has matured somewhat and I have realized that I have not defined "added value" at all. So I have been thinking about the topic of "added value". As the operator of this website, I am pleased ... Read more
Managing email size limits in Exchange Server is an essential part of administration to optimize server performance and control bandwidth and storage usage. In this post, we will explain the various aspects of email size limits in Exchange Server and provide practical examples of how administrators can manage them effectively. ... Read more
Artificial intelligence has been an absolute hype topic for some time now and huge sums of money are being invested in the development of ever better AI models. Last year, I published a small article on OpenAI and ChatGPT and an incredible amount has happened in the past few years when it comes to artificial intelligence. I have always ... Read more
The first part of this article dealt with the requirements and the potential problems associated with them. The second part now deals with the management of SPF entries. In a relatively small and static environment, you will have very few points of contact with the Sender Policy Framework. As a rule, small environments in the ... Read more
It can happen that Exchange 2019 servers log the EventID 1006 (source: MSExchange Mailbox Replication). The text of the warning is as follows: The warning occurs approximately every 2 minutes. The warning occurs when a database has been deleted and is fortunately very easy to resolve. These are not problems with ... Read more
Managing the Sender Policy Framework (SPF) entries can be time-consuming in more complex environments, as there are a few things to consider: The SPF entry has become very important for sending mails. Most providers and recipients reject mails from servers that are not in the SPF of the domain. Mails from ... Read more
I own a UniFi Cloud Gateway Ultra and the SSL error message in the browser has been bothering me. Unfortunately, it is also not possible to simply import the self-signed certificate of the Cloud Gateway into the browser. Since the original certificate contains neither the IP nor the DNS name of the Cloud Gateway, the browsers complain ... Read more
