Microsoft Exchange and Active Directory Blog
Update 12.01.17: This article is outdated, here is an updated version: Exchange 2016: Free certificates from Let's Encrypt The new CA "Let's Encrypt" has been in the public beta phase for a few days now. The aim of Let's Encrypt is to issue SSL certificates easily. The certificates are also free of charge. The CA will ... Read more
New updates for Exchange Server 2007, 2010 and 2013 were released today. Click here to download directly: Exchange 2007 Service Pack 3 Update Rollup 18 Download Exchange 2010 Service Pack 3 Update Rollup 12 Download Exchange 2013 Cumulative Update 11 Download The first updates for Exchange Server 2016 will be available with the next patchday in ... Read more
Bad mails happen in the best of families. Sometimes it is a virus, or an email that should not have been sent. Exchange Server offers the possibility to delete mails from mailboxes. Especially with SPAM or virus waves, it can be very useful to know how to do this. This article applies to Exchange 2010, 2013 ... Read more
Two articles worth reading on Exchange 2016 coexistence in conjunction with Exchange 2010 and Exchange 2013 have been published on the Exchange Team Blog. The four articles can be accessed via the following links: http://blogs.technet.com/b/exchange/archive/2015/10/26/client-connectivity-in-an-exchange-2016-coexistence-environment-with-exchange-2010.aspx http://blogs.technet.com/b/exchange/archive/2015/10/28/client-connectivity-in-an-exchange-2016-coexistence-environment-with-exchange-2013.aspx http://blogs.technet.com/b/exchange/archive/2015/10/30/client-connectivity-in-an-exchange-2016-coexistence-environment-with-mixed-exchange-versions.aspx http://blogs.technet.com/b/exchange/archive/2015/10/22/exchange-2016-coexistence-with-kerberos-authentication.aspx The articles cover the topic of coexistence in great detail. I am currently working on an article on the migration from Exchange 2010 to ... Read more
So sometimes it's like jinxed, the day before yesterday the Exchange 2010 Management Shell didn't want to connect, today the Exchange 2013 Shell doesn't want to anymore... The following error message appears at startup: New-PSSession : [fwex1.frankysweb.local] The following error occurred when connecting to the remote server "fwex1.frankysweb.local": Access denied Further information can be found in the help topic "about_Remote_Troubleshooting". In line:1 ... Read more
The free Microsoft tool EMET can be used to protect Windows installations against many attacks. It can also be installed on Exchange servers. I have not noticed any problems in my tests so far, but detailed tests are essential. Here is a short howto. EMET can be downloaded here: https://www.microsoft.com/en-us/download/details.aspx?id=46366 The installation basically consists of clicking "Next" ... Read more
At the weekend there is a PowerShell script that can be used to test a domain for mail problems: The script returns the MX, PTR, SPF and DMARC entries of a domain and checks whether one of the IPs is on a blacklist. It also checks whether port 25 (SMTP) is accessible. The script is simply executed with ... Read more
I have decided to publish a new major release for the Exchange Reporter, which requires a few fundamental changes to the structure. In the future, Exchange Reporter will be available in several languages, or the language will be selectable. Exchange Reporter 3.0 should not only be multi-language capable, but also offer even more ... Read more
In this article, I would like to focus less on the error analysis of mail problems and more on tools that provide a quick overview to determine the problem. First of all, there is the Microsoft Remote Connectivity Analyzer: https://testconnectivity.microsoft.com/ This service offered by Microsoft can be used to test ActiveSync, EWS, Autodiscover and Outlook Anywhere as well as SMTP. The website helps ... Read more
New updates for Exchange Server 2010 and Exchange Server 2013 were released yesterday: Exchange 2013 CU10: Exchange 2013 UM language packs: http://www.microsoft.com/de-DE/download/details.aspx?id=49045 Exchange 2010 SP3 UR11: http://www.microsoft.com/de-DE/download/details.aspx?id=49043 A list of the changes can be found here: Exchange 2013 CU10: https://support.microsoft.com/en-us/kb/3078678 Exchange 2010 SP3 UR11: https://support.microsoft.com/en-us/kb/3078674 Note: UR11 and CU10 are the minimum requirements for coexistence between Exchange 2010/2013 and ... Read more
