Microsoft Exchange and Active Directory Blog
The status of individual Exchange protocols can be easily determined via a URL. This is particularly interesting for load balancers, as it is easy to determine whether the protocol is available on the respective server. Querying the respective URLs is more meaningful than simply checking whether the port on the Exchange server is still open, but ... Read more
Introduction This article contains my favorites for general adjustments to the Exchange environment after or during installation. The hardening measures described below are very general, so they can be applied to existing and new environments. The measures relate to the Exchange server and the operating system itself, whether the measures are ... Read more
The .NET Framework 4.7 has been available for about a month and is expected to be distributed soon via Windows Update. Even though .NET 4.7 is already supported on Windows Server, you should be careful with Exchange Servers. Here is the current support matrix for Windows Server and .NET 4.7: The .NET Framework 4.7 is supported on the following Windows Server ... Read more
After the "Exchange 2016 Autodiscover Whitepaper" was very well received and has over 6000 downloads, there was a small vote from April to May on a new topic for the next whitepaper. A total of 637 people took part in the vote, with the topic "Exchange and certificates" receiving the most votes. Here is the final ... Read more
On May 12, 2017, we met for the third time at EUGO to talk about IT topics in a relaxed atmosphere. It was not only about Exchange and Office 365, but also other topics such as WLAN were discussed extensively. Some participants have been with us since the first meeting and Andi and ... Read more
I have just uploaded the new version of the Message Tracking GUI and fixed two issues that have been bothering many users. The following issues have been fixed: On small screen resolutions, the window is now resizable and shows scrollbars when needed The recipients are now correctly entered into the CVS file The current version can be downloaded here ... Read more
The following case is certainly not an everyday occurrence: The aim was to monitor an Active Directory group for certain members. Only very specific user accounts should be present in this group, all additional or remote members should be reported. I quickly created a small PowerShell script in which the users were specified. Read more
Sophos has recently released the update to version 9.5 for the UTM. One of the new features of UTM 9.5 is the ability to set the TLS version for the web application firewall. However, this is still not enough to achieve an A+ rating in the SSL Server Test by Qualys SSL Labs. Although an A rating is not necessarily ... Read more
Sophos UTM version 9.5 has been available since yesterday morning. All those who, like me, have not yet been offered the update via Up2Date can download it here (301 MB): http://ftp.astaro.de/UTM/v9/up2date/ The update can then be uploaded manually via the GUI and thus the UTM can be updated: Since there have been problems in the past with ... Read more
In the comments to the article "Exchange 2016: Install Cumulative Updates (CU)" it was pointed out to me that with Veeam Backup & Replication 9.5 U1 and Exchange 2016 CU5 there are problems with the single item restore. The databases can be backed up and restored normally, but the Veeam Explorer for Exchange no longer works with Exchange 2016 ... Read more
