SfB Server: Verification Level on Allowed Domains

In Lync Server 2010/2013 when we added a federated partner sip domain to the Allowed Domains list we didn't had the option to configure the Verification Level for each federated sip domain. This means that for Lync Server 2010/2013 the default Verification Level was UseSourceVerification for allowed domains. If we had an open federation, then we could change this … Continue reading SfB Server: Verification Level on Allowed Domains

KB2982006 missing on SfB Server 2015 In-place upgrade

Thanks to Tobie Fysh to point out that the steps described in the previous post KB2982006 missing while installing SfB Server 2015 on Up-to-date Windows Server 2012 R2, don't apply if we are doing an inplace upgrade from Lync Server 2013 to Skype for Business Server 2015. We cannot use the same workaround because the Skype for … Continue reading KB2982006 missing on SfB Server 2015 In-place upgrade

KB2982006 missing while installing SfB Server 2015 on Up-to-date Windows Server 2012 R2

Recently we had a question related to the KB2982006 prerequisite missing on a Windows Server 2012 R2 that had all the latest Windows Server updates installed. This is a known issue when the Deployment Wizard fails with the following error: Prerequisite not satisfied: Before you install Skype for Business Server 2015, you must Install an … Continue reading KB2982006 missing while installing SfB Server 2015 on Up-to-date Windows Server 2012 R2

Lync/SfB Server: Rebuilding the SQL Local Databases

While troubleshooting an issue where the Front End Service wasn't starting, we notice that the Event Viewer > Applications and Services Logs > Lync Server had references to the local database unavailability: Log Name: Lync Server Source: LS User Services Date: 02/01/2019 14:18:40 Event ID: 32122 Task Category: (1006) Level: Warning Keywords: Classic User: N/A Computer: sfbfe01.recore.lab … Continue reading Lync/SfB Server: Rebuilding the SQL Local Databases

Teams: Check client version using PowerShell

An easy way to check MS Teams version is in the client by going to About > Version: The version will be displayed near the Command Box: The MS Teams client is installed per user and the version is stored in the settings.json file: %AppData%\Microsoft\Teams\ Using PowerShell we can convert JSON files to PowerShell Objects: PowerTip: Convert JSON … Continue reading Teams: Check client version using PowerShell

Lync and Skype for Business Desktop Client Versions (MSI/C2R)

We receive a few number of questions related to the different versions of Skype for Business clients that are available. If you already use Office 365 then probably you have the Skype for Business  2016 C2R (Click-to-Run). Skype for Business 2016 C2R (Click-to-Run) This is the version that is available in Office 365 and it … Continue reading Lync and Skype for Business Desktop Client Versions (MSI/C2R)

Microsoft Teams Rooms Update List: June 2020

Please note that the Skype Room System V2 was rebranded to Microsoft Teams Rooms on January 2019, for more info please check: Introducing Microsoft Teams Rooms Here is the update list for the Microsoft Teams Room: Download the latest Microsoft Teams Room Deployment Kit Version Release Date More Info 4.4.63.0 June 25, 2020 Release Notes … Continue reading Microsoft Teams Rooms Update List: June 2020

Lync/SfB Client: Disable file upload to external conferences

In the March 2018 update for Lync2013/SfB2015 and SfB2016 a new setting was included that can disable file upload to external conferences (Federated and Anonymous). Before this update the Lync/SfB Client didn't had a setting that could prevent file upload to external meetings: We can configure the EnableExternalFileTransferInConference setting with Inband Policy or Register Key: Inband Policy $a … Continue reading Lync/SfB Client: Disable file upload to external conferences

Cannot remove the Director Pool – Users or Contacts are associated to it.

While trying to decommissioning a Lync Server 2013 Director Pool we got the following error message when we publish the new topology: This wasn't expected since a Director Pool shouldn't have users associated with it. After troubleshooting the issue, we notice that some users had the attribute msRTCSIP-PrimaryHomeServer associated to the Lync Server 2013 Director … Continue reading Cannot remove the Director Pool – Users or Contacts are associated to it.

SfBMac: Cannot connect to EWS after enabling EWS Access Policy

In a recent support case the Skype for Business Mac client wasn't connecting to Exchange Web Services (EWS) after the EWS Access Policy was configured with the following cmdlets: Set-CASMailbox -Identity brick@borderlands.lab -EwsApplicationAccessPolicy EnforceAllowList -EwsAllowOutlook $true -EwsAllowMacOutlook $true Set-CASMailbox -Identity brick@borderlands.lab -EwsAllowList @{add='UCWA/*', 'OC/*', 'OWA/*'} https://docs.microsoft.com/powershell/module/exchange/client-access/Set-CASMailbox Get-CASMailbox -Identity brick@borderlands.lab | fl Name,EwsApplicationAccessPolicy,EwsAllowOutlook,EwsAllowMacOutlook,EwsAllowList EWS was working except … Continue reading SfBMac: Cannot connect to EWS after enabling EWS Access Policy