10 years Blog IT koehler
IT-Koehler-Blog
by A.K.
2w ago
It’s hard to believe, but this blog is exactly 10 years old today. I launched this blog in 2014, and since then, more than 2 million people have found information on it. Originally, the intention was to create an online knowledge database for myself, but it has evolved well due to the number of accesses … Read more "10 years Blog IT koehler" Articel 10 years Blog IT koehler available first on IT koehler blog ..read more
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Exchange Online mailbox apps check via PowerShell
IT-Koehler-Blog
by A.K.
1M ago
Some days ago I got a ticket where someone could not load his calendar in Microsoft Teams. Outlook worked fine the only thing was Out of Office Notification, also did not work. After some research I found the solution by activating EWS on this specific mailbox. One our later everything was fine. You can find … Read more "Exchange Online mailbox apps check via PowerShell" Articel Exchange Online mailbox apps check via PowerShell available first on IT koehler blog ..read more
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Safe Charging with Data Blocker
IT-Koehler-Blog
by A.K.
2M ago
Some days ago I read an article of Federal Office for Information Security about charging mobile devices at public USB points. People travelling a lot may know this kind of situation, you go to a restaurant and connect your device to the charging point next to the table. Nothing special so far, but there is … Read more "Safe Charging with Data Blocker" Articel Safe Charging with Data Blocker available first on IT koehler blog ..read more
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Exchange Online Enforcement Pause
IT-Koehler-Blog
by A.K.
3M ago
Lot of people already know the new Microsoft strategy for blocking outdated Exchange OnPrem Versions in hybrid environments. See this old article which describes the most important informations, see also the timeline for throttling and blocking. https://techcommunity.microsoft.com/t5/exchange-team-blog/update-on-transport-enforcement-system-in-exchange-online/ba-p/3827774 After some time the Exchange Teams announced an new article about pausing this enforcement with throttling and blocking. … Read more "Exchange Online Enforcement Pause" Articel Exchange Online Enforcement Pause available firs ..read more
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Exchange SU Security Update November 2023
IT-Koehler-Blog
by A.K.
4M ago
One month after realesing Exchange October update Microsoft launched another SU for November. Some CVE are patched and a “new” Feature is activated. Original blogpost can be found here. SUs are available for the following specific versions of Exchange Server: The process of updating did not change during this year, so nothing special here. Only … Read more "Exchange SU Security Update November 2023" Articel Exchange SU Security Update November 2023 available first on IT koehler blog ..read more
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Cleanup M365 Azure AD groups via PowerShell
IT-Koehler-Blog
by A.K.
5M ago
Clearing old or orphaned groups is also important in cloud environments, especially in larger structures. So an easy way is to check if there are disabled users in Azure AD groups. Of course there can be also some license savings in M365 if disabled users are removed. This use case I wrote a small PowerShell … Read more "Cleanup M365 Azure AD groups via PowerShell" Articel Cleanup M365 Azure AD groups via PowerShell available first on IT koehler blog ..read more
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2.000.000 visitors
IT-Koehler-Blog
by A.K.
5M ago
Another awsome milestone in the history of this blog was reached today. More than two million people already read this blog or some pieces. Let me THANK YOU for this enormous visitor count. In addition a created a small list with some statistic stuff around this blog: visitors per month ~ 10000 entire size ~5GB … Read more "2.000.000 visitors" Articel 2.000.000 visitors available first on IT koehler blog ..read more
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Exchange 2016 / 2019 SU october 2023
IT-Koehler-Blog
by A.K.
5M ago
Some days ago Microsoft released the October SU for Exchange 2016 and 2019. Installing this update is the same setup routine as known from previous updates before. See the original Exchange Team Blog post. Of course here are the downloadlinks for manual downloads. This is the official update instruction: Updating to SU october Microsoft treates … Read more "Exchange 2016 / 2019 SU october 2023" Articel Exchange 2016 / 2019 SU october 2023 available first on IT koehler blog ..read more
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Cleanup Active Directory groups with PowerShell
IT-Koehler-Blog
by A.K.
7M ago
Taking care for local Active Directory (if it is still present) is one of the most important tasks, so you may need also cleanup disabled users from groups. Sometimes you don’t want to delete users but only removing them from AD groups is required (often for licensing issues etc.) I’ve had that case and wrote … Read more "Cleanup Active Directory groups with PowerShell" Articel Cleanup Active Directory groups with PowerShell available first on IT koehler blog ..read more
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Exchange SU August 2023 SU9V2 (KB5030524)
IT-Koehler-Blog
by A.K.
8M ago
After the first try of August 2023 Security Update for Exchange was not that successful, especially for non-english operating systems, there is now a new August Update V2 available.  Exchange SU August 2023 SU9V2 See the latest Exchange Team Blog. New download link for V2 Update NOTE: after installing SU9V2 there are some to dos … Read more "Exchange SU August 2023 SU9V2 (KB5030524)" Articel Exchange SU August 2023 SU9V2 (KB5030524) available first on IT koehler blog ..read more
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