Certificates

Lync/SfB Server: Event 41026, LS Data MCU after May 2017 .NET Framework update

Posted on 14/09/2017
/Under Certificates, Lync, Onpremise, Powershell, Skype for Business, Windows Updates
/With 0 Comments

Hi, Today a customer call me and said that they cannot connect to meeting. In the Blog below is the fix. https://blogs.technet.microsoft.com/uclobby/2017/05/24/lyncsfb-server-event-41026-ls-data-mcu-after-may-2017-net-framework-update/ And script that does this for You. https://gallery.technet.microsoft.com/LyncSfB-Server-Disable-EKU-dab6cb88continue reading →

After Cumulative Updates in Exchange 2013 ECP and OWA will be broken … sometimes?

Posted on 04/09/2014
/Under Certificates, Exchange
/With 0 Comments

Mr. Exchange Server Pro Paul Cunningham wrote a guide for updating single servers and dag servers. http://exchangeserverpro.com/exchange-2013-installing-cumulative-updates/ After applying updates to Exchange 2013 environment. You will sometimes (yes not all the time) that EAC and OWA will break. Either displaying this page or a blank page. I have found that…continue reading →

Renew CA-ROOT and crl lists to use with Forefront UAG Direct Access.

Posted on 21/08/2014
/Under Certificates, Direct Access, UAG
/With 0 Comments

And hi again. Today a customer had problems with Forefront AUG Direct Access. Recently they had renewed CA-Root -certificate and then crl and delta crl -lists got renewed also with name ca-root(1).crl and ca-root(1)+.crl They are using a internal CA-Root -certificate for IP-HTTPS. So the problem was that client machines…continue reading →

How to migrate CA Root from server to another

Posted on 09/05/2014
/Under Certificates, Migrate
/With 0 Comments

This article shows you exactly how to migrate CA Root to another server. The new server can be anything from 2008 to 2012 R2. In the Certification Authority snap-in, right-click the CA name, click All Tasks, and then click Back up CA to start the Certification Authority Backup Wizard. Select…continue reading →

Lync/SfB Server: Event 41026, LS Data MCU after May 2017 .NET Framework update

After Cumulative Updates in Exchange 2013 ECP and OWA will be broken … sometimes?

Renew CA-ROOT and crl lists to use with Forefront UAG Direct Access.

How to migrate CA Root from server to another

Skype for Business Blog articles

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Microsoft Azure Blog