Blocking Calls on Lync Server and Skype for Business Based on Caller ID

Update 2016/04/01 – To avoid Missed call notifications check Missed call notification when the call is blocked by CallerIDBlock MSPL Script Last week a customer asked how we can block calls in Lync Server. After some searching, I found the following post: VoIPNorm’s UC Blog – Blocking Calls in Lync Based on Caller ID Unfortunately, the comments refer… Read more

Skype for Business 2016 Client Update List: October 2018

Here is the update list for the Skype for Business 2016 client that is part of the Office 2016 Volume Licence version. Version Release Date KB Article Download 16.0.4756.1000 October 2, 2018 KB4092445 32 bit 64 bit 16.0.4732.1000 August 7, 2018 KB4032255 32 bit 64 bit 16.0.4717.1000 July 10, 2018 KB4022221 32 bit 64 bit… Read more

Deploying SQL Server AlwaysOn Availability Group for Skype for Business Server 2015

In Lync Server 2013, there were requests regarding an alternative to SQL Mirroring for SQL Server High Availability. This was related to the fact that SQL Mirroring was marked as a feature to be removed in future SQL Server versions: This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work,… 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

How to update the Lync 2013 VDI Plugin

A frequent question we get is, “How do we update the Lync VDI 2013 Plugin?” The answer is quite simple: the Lync VDI 2013 Plugin uses the same update path as the Lync 2013 client. This means that all updates released for the Lync 2013/Skype for Business 2015 client are also applicable to the Lync… Read more

SfB Server: Cannot install KB2982006 – This update is not applicable to your computer.

Update 2018/01/31 – Please note that the fix for this is included in the Skype for Business January 2018 Cumulative Update (CU6 HF1) Prerequisite (KB2982006) not satisfied when you try to install Skype for Business Server 2015 https://support.microsoft.com/kb/4056288 In a recent deployment with all the Windows Updates installed, including the KB2919442 and KB2919355,  we couldn’t… Read more

Request/Renewing Skype for Business Server 2015 Certificates

Following the same idea as in the Renewing Lync Server 2010/2013 Certificates, here are the steps to request or renew certificates in Skype for Business Server 2015. Most of the steps are similar to Lync Server 2010/2013, so to start let’s go to the well-known Deployment Wizard Step 3 and click Run or Run Again (depending on if you are requesting for the first… Read more

How to disable Microsoft Teams from Startup

Update 2017/03/07 – Now we can control the start up behaviour with an application setting. Although we use Microsoft Teams every day we might not want to run it on startup. MS Teams now has this two options, we need to go to Settings > General > Application: We simply disable Auto-start application , if we don’t… Read more

Renewing Lync Server 2010/2013 Certificates

One common thing that is asked by customers is: “How do I renew Lync Server Certificates?” If not asked, then sometimes we get a customer with certificate issues or even with Lync services off because of an error in certificates creation/renew (or even people that forget to renew the certificate). So, moving on, we decided… Read more

Enabling Lync/SfB Client to use proxy server for SIP traffic instead of trying direct connection

Update 2017/09/12 – Added SfB2016 MSI (16.0.4588.1001). We had some reports that when trying to sign in to Skype for Business Online users were experiencing delays during the sign in process. This behavior was related to environments were the Lync/SfB client is configured to use a Proxy Server to connect to the Skype for Business Online servers. After researching the… Read more