Lync/SfB Server: Stop Front End service in Starting state

Some of the cases we work have the Front End service in a Starting state: In PowerShell the status is StartPending: We cannot stop it on the Services Management Console: We can go to Task Manager and try to manual stop the service: If that doesn’t work we need to Go to Details and End task that is associated with… Read more

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

Update 2017/06/28 – In Workaround #1 we also need to request new Front End certificates with Client and Server authentication in the EKU. Recently we notice that Lync Server 2010/2013 and Skype for Business Server 2015 Front Ends were generating the Events 41025 and immediately after the Event 41026: Log Name: Lync Server Source: LS… Read more

Lync/Skype4B Server: Manually update the Edge Server Configuration

In a recent support case we had a case that the customer had some urgency to add a new Allowed Domain to be quickly pushed to his Skype for Business 2015 Edge Servers. However, the replication wasn’t working: Get-CsManagementStoreReplicationStatus | ft -AutoSize https://technet.microsoft.com/en-us/library/gg399052.aspx An easy solution to this is to perform a manual update and… Read more

Script: Lync/SfB Server Certificate Store Validation

In a previous post, we published the checks/validations that we should do in the Certificate Store in the Lync/Skype4B servers. Checks to do in the Lync/Skype4B Certificate Store http://blogs.technet.com/b/uclobby/archive/2015/06/19/checks-to-do-in-the-lync-skype4b-certificate-store.aspx We decided to write a PowerShell with all these checks to make it simple to use. The script will be kept in sync with the post, meaning… Read more

Last + First name searches in Lync/Skype4B Address Book (GalContacts.db)

In a previous post in Joe Calev’s WebLog, we were shown how to enable Last + First name searches in Lync Server: How to enable last name, first searches in Lync Address Book http://blogs.msdn.com/b/jcalev/archive/2012/06/06/how-to-enable-last-name-first-searches-in-lync-address-book.aspx That workaround works for WebSearchAndFileDownload and FileDownloadOnly — what we basically need is the GalContacts.db file. Recently, Joe Calev’s workaround was introduced… Read more

Lync/SfB: Different scenarios using EnableSkypeUI option

The Lync/Skype4B Client April 2015 update (15.0.4711.1002) introduced the new SkypeUI. For some this post may be late, but we still see some confusion on what we have to do before applying the update or which scenarios are available. The article in the link below describes the configuration that we need to do: Configure the… Read more

Lync/SfB Server: Checking for duplicate entries in the Active Directory Configuration Partition

While troubleshooting the issue described in Checking for “ms-RTC-SIP-TrustedServer” multiple Active Directory entries with PowerShell, we encountered more duplicates for the same server, so we decided to compile all in one place. Like in our previous post Checks to do in the Lync/Skype4B Certificate Store, this list will also be updated and, again, you are… Read more

Checks to do in the Lync/Skype for Business Server Certificate Store

The checks described in this article are the result of what we normally check during troubleshooting. Some of these already have specific error events, but the objective here is to try to avoid that these events occur. We plan to keep the post updated and add more checks that we identify as useful. Also, we… Read more

Checking for “ms-RTC-SIP-TrustedServer” multiple Active Directory entries with PowerShell

While publishing and enabling a topology, we were getting this error: Enable-CsTopology: Multiple Active Directory entries were found for type”ms-RTC-SIP-TrustedServer” with ID “<SERVER FQDN>”. The publishing was successful but then the enabling was showing this error. The next step was to check the duplicates in the Active Directory Configuration Partition. For those who have already… Read more

Lync/Skype4B: When do we need to configure Internal Web Services Override FQDN?

The answer to this question is quite simple — we only need it if we have to split SIP traffic from HTTP/HTTPS. We know that this answer will raise more questions, so first we should start with a little story. The Internal Web Services Override FQDN settings was introduced in Lync Server 2010. This was also the… Read more