Microsoft Exchange and Active Directory Blog
New updates have been released for all Exchange Server versions. Exchange 2010 is also included. Click here to download directly: Exchange Server 2016 CU10 Exchange Server 2013 CU21 Exchange Server 2010 Update Rollup 22 Click here for details of the changes: Exchange Server 2016 CU10 Exchange Server 2013 CU21 Exchange Server 2010 ... Read more
When migrating from Exchange 2010 / 2013 to Exchange 2016, there may be problems with Autodiscover in connection with Kerberos. The problems range from permanent queries of the login information in Outlook to a complete crash of Outlook when a mailbox is moved to an Exchange 2016 server. When can the problem occur? The problem ... Read more
In this article, I already pointed out that Office 365 will only support TLS 1.2 from October 2018. However, before switching to the current TLS 1.2 version, the clients / servers with which the local Exchange server does not yet communicate via TLS 1.2 should be identified. The following small script can be used ... Read more
Although the UTM also has a solution with the HTML5 VPN to display RDP connections in the browser, this runs as within the user portal. If you only have a public IP, you have to switch to a different port, as I did with the built-in Sophos solution. Often, however, only the common ports are available in other networks ... Read more
Three detailed articles on Exchange Server and TLS 1.2 have been published on the Exchange Team Blog. The articles are not only very worth reading, but also have an important background: From October 2018, Office 365 will require TLS 1.2 and will not accept mails from servers that only support TLS 1.0 or TLS 1.1. In plain language ... Read more
This is the fourth part of the series "Exchange 2016 Hybrid Mode with Office 365". In this part, Exchange Hybrid Mode is activated and initial tests are carried out. Here are the links to the previous articles: Exchange 2016: Hybrid Mode with Office 365 (Part 1) Exchange 2016: Hybrid Mode with Office 365 (Part 2) Exchange 2016: ... Read more
I was once again led astray. I had installed an update for Exchange when a short time later the Outlook app for iOS and Android stopped working. The app was no longer synchronizing data and there were no error messages. As I had carried out an update shortly before, I suspected this at first. ... Read more
Critical updates for Exchange Server: There is a vulnerability in all supported Exchange Server versions that allows attackers to execute code on the Exchange Server using specially crafted mail. Microsoft describes the problem here: CVE-2018-8154 | Microsoft Exchange Memory Corruption Vulnerability A remote code execution vulnerability exists in Microsoft Exchange software when the software fails ... Read more
It's that time again, the next meeting of the EUGO (Exchange User Group OWL) will take place on 22.06.18. Once again, all interested parties are cordially invited to the meeting. Here are the dates: Friday, June 22, 2018 7:30 pm Allegro Habichtshöhe in Bielefeld Bodelschwinghstr. 79 33604 Bielefeld Link: Google Maps Link: Website Allegro Habichtshöhe About our website ... Read more
This is the third part of the series "Exchange 2016 Hybrid Mode with Office 365". This part deals with the synchronization of local user accounts to Office 365 or Azure Active Directory. Here are the links to the previous articles: Exchange 2016: Hybrid mode with Office 365 (Part 1) Exchange 2016: Hybrid mode with Office ... Read more
