Exchange 2013: Shell does not start, no connection possible

Here is another interesting Exchange 2013 problem that occurred after someone had "cleaned up". Error situation Outlook no longer connects, access to Exchange Shell and Exchange Administrative Center was also no longer possible. The error occurred after the Exchange Server had a completely wrong date due to a faulty configuration. Even after the problem ... Read more

Installation of Office Online Server and connection to Exchange 2016

Foreword Without Office Online Server integration, the Word document can be downloaded, but it cannot be displayed directly: Installation Under Server 2012 R2, the necessary prerequisites must first be installed, the easiest way as always is with Powershell: Install-WindowsFeature Web-Server,Web-Mgmt-Tools,Web-Mgmt-Console,Web-WebServer,Web-Common-Http,Web-Default-Doc,Web-Static-Content,Web-Performance,Web-Stat-Compression,Web-Dyn-Compression,Web-Security,Web-Filtering,Web-Windows-Auth,Web-App-Dev,Web-Net-Ext45,Web-Asp-Net45,Web-ISAPI-Ext,Web-ISAPI-Filter,Web-Includes,InkandHandwritingServices,Windows-Identity-Foundation The following packages are also required: .NET Framework 4.5.2 Download Visual C++ Redistributable ... Read more

Exchange 2013/2016: Event 106, error when updating a performance indicator

I hate errors in the event log, and event 106 is particularly stubborn. It occurs from time to time. Here is an example: Source: MSExchange Common Event ID: 106 Error updating a performance indicator. The indicator name is 'Percentage of MSAUserNetID Cache hits for last minute', the category name is 'MSExchange Global Locator Processes'. Optional code: 3 Exception: ... Read more

Warning: Trend Micro Worry Free 9 and Exchange 2016

A kind reader asked me if I knew of a way to reset or reinstall the MAPIoverHTTP protocol for Exchange 2016. Although there are ways to reset MAIPoverHTTP, it is questionable whether this would have helped in this case. So here is a little story about the compatibility of Trend Micro Worry Free(!?) 9 and Exchange 2016. ... Read more

HP Sizing Tool for Exchange Server 2016

Hewlett Packard Enterprise (HPE) has updated its Exchange Server Sizing Tool so that Exchange 2016 servers can now also be planned. With the HPE Sizer it is very easy to find suitable hardware for an Exchange 2016 organization. Similar to the Mailbox Calculator, the parameters can also be defined quite precisely in the HPE tool. The Sizer recommends ... Read more

Exchange Migration: Caution with public folders (data loss)

Anyone who is currently in the migration phase from Exchange Server to Exchange Server 2013/2016 and needs to migrate public folders should read the following article: https://support.microsoft.com/en-us/kb/3161916 This article describes a problem that can result in data loss. The problem occurs when there are several public folder databases on the source servers and not all public folders are ... Read more

Exchange Autodiscover and Strato Webhosting

If you use a web hosting package from Strato and also operate your own Exchange server, you should pay attention to Autodiscover. In the default setting, autodiscover is activated at Strato, but as an SRV entry and reference to Strato: The activated setting at Strato then refers to the address autoconfigure.strato.de: However, if you operate your own Exchange server and use Strato as a smart host, ... Read more

Exchange 2016: Share EAC only in the internal network

Like Exchange 2013, Exchange 2016 comes with a web interface for administration (EAC), which can be used to carry out basic administration tasks. However, simple administration via the web interface also entails risks. For example, anyone who makes Exchange 2016 and Exchange 2013 servers accessible on the Internet in order to access OWA, ActiveSync and Outlook Anywhere ... Read more

Sophos UTM 9.4 WAF and Exchange 2016

For Exchange 2010 and Exchange 2013, I had already published articles for Sophos UTM Webserver Protection (WAF) here. However, since Exchange 2016 has now been released and the Sophos UTM is also available in a more up-to-date version, there is another update here. Environment (UTM and Exchange) Exchange Server 2016 CU1 ... Read more

New Exchange Server updates available

New updates for Exchange Server 2007, 2010, 2013 and also for Exchange Server 2016 have been released today: Exchange 2016 CU 1 Exchange 2013 CU 12 Exchange 2010 SP3 UR 13 Exchange 2007 SP3 UR 19 New UM language packs are available here: UM language packs for Exchange 2016 CU 1 UM language packs for Exchange 2013 CU 12 A list of ... Read more