Erwin Bierens

Knowledge is Power

Review: Plantronics Voyager Focus UC

2018-03-18 2 min read Review Erwin Bierens
This headset is a more than a standard headset. The Voyager Focus has some advanced stuff build in. When you take of your headset while playing music, the music pauses. When you are in a Skype for Business meeting and you turn your microphone up or take of your headset it will mute you. This is all work of the Smart Sensors Plantronics has built in. The Active Noise Cancelling of this headset is working as you may expect. Continue reading

New-OfficeWebAppsFarm : Office Online was unable to find the specified certificate

When configuring a new Office Online Server i run in to the following error while setting up the new farm with command: PS C:\Windows\system32> New-OfficeWebAppsFarm -InternalUrl "https://oos.contoso.com" -ExternalUrl "https://oos.contoso.com" -CertificateName "Skypeweb" New-OfficeWebAppsFarm : Office Online was unable to find the specified certificate. At line:1 char:1 + New-OfficeWebAppsFarm -InternalUrl "https://oos.contoso.com" -Exter ... + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + CategoryInfo : ObjectNotFound: (:) [New-OfficeWebAppsFarm], ArgumentException + FullyQualifiedErrorId : CertificateNotFound,Microsoft.Office.Web.Apps.Administration.NewFarmCommand I imported the certificate chain in the computer personal store, i noticed the intermediate and root certificate where also placed in the personal store. Continue reading

Microsoft Flow - Skype for Business Connector

I don’t know if you ever used Microsoft Flow, but i use it mostly for getting notification abouts some important rss feeds. In this example i will use a Weather forecast flow. Microsoft released a new connector to send notifications to Skype for Business, (according to the microsoft docs site, it’s still in preview) you can choose 2 options: Create an online meeting Send an instant message / Create an online meeting When creating the trigger meeting you can enter sip addresses separated by semi-colun. Continue reading

Update SQL Server 2014 SP2 constantly fails on Skype for Business Server

2017-10-03 2 min read Skype for Business Erwin Bierens
Recently i had set up a new Skype for Business Deployment, with a Front-end (Standard Edition) and Anywhere365. After installing Skype for Business roles, Windows Update popped up with SQL Server 2014 Service Pack 2 (CU 1) (KB3178925). I tried to install the update using the Windows Update, but everytime i got the error code: 84B30002 When looking at the log files from SQL i did not found anything spectacular, the only strange message is “user has cancelled” Continue reading

DNS configuration is preventing you from presenting content

It looks like the file is not automatically updating after DNS changes. Some users will get the following error: You can solve this by deleting the “EndpointConfiguratation.cache” file. Sign out of Skype for Business Click File Exit Open File Explorer Go to “C:/Users//AppData/Local/Microsoft/Office/16.0/Lync/sip_@sipdomain.com” Select File: EndpointConfiguratation.cache and delete it. Launch Skype for Business client and sign in. When you have a older version of Office running change the 16.0 to 15. Continue reading

What’s fixed in Cloud Connector Edition 2.0.1

/ In Cloud Connector Edition 2.0.1, the following fixes were made: Restarting Virtual Machines sometimes caused the service to stop if the restart order determined by Hyper-V was incorrect. This has been fixed. Calls for download security checks in remote PowerShell sometimes caused calls to the New-CsOnlineSession cmdlet to fail. This issue has been fixed. During automatic updates, switching to a new version sometimes caused the running version to fail. This issue has been fixed Continue reading

Skype for Business environment running with just one Public IP

2017-08-11 3 min read Skype for Business Erwin Bierens
/ For quite some time I’m running a home lab, first on a big server (HP Proliant DL360) and since beginning of this year I have a Intel Nuc, saves a lot of energy costs 😂 Domain Controller and CA on Windows 2016 Core Edition Skype for Business Front-End Server on Windows Server 2012r2 standard SQL 2014 std for monitoring and persistent chat on Windows Server 2016 Exchange 2016 on Windows Server 2016 Skype for Business Edge on Windows Server 2016 IIS ARR (Reverse Proxy) on Windows 2016 PBX on Windows Server 2016 This lab was great for testing purposes but the problem was always, no connection to the outside world with Skype because of the requirement for at least 2 external IP’s with the use of Skype for Business. Continue reading
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