Author Archives: johan

About johan

Johan Veldhuis werkt als Technical Consultant bij Communicativ. In deze functie houdt hij zich vooral bezig met Microsoft Exchange en Office Communications server. Hiervoor heeft hij gewerkt als server & storage engineer waar hij verantwoordelijk was voor het uitvoeren van projecten op server & storage gebied waaronder: Microsoft Server omgevingen, Lefthand storage-omgevingen, Backup oplossingen, Citrix/Terminal server omgevingen en antivirus/antispam oplossingen. Sinds Exchange 2003 is hij zich meer gaan verdiepen in Exchange. Sinds vorig jaar heeft een eigen website welke de nadruk heeft op Exchange. Naast de certificeringen MCSE en MCITP Exchange 2007 is Johan ook Trend Micro Security Master. In 2009 is hij gewaardeerd door Microsoft voor zijn werkzaamheden voor de community met een MVP Award.

Microsoft Lync Connectivity Analyzer

Microsoft has launched a new tool yesterday. This tool will help you to test both your internal and external network for the Lync Apps which are available via both the Windows Store and several other stores for mobile devices such … Continue reading

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Customizing Lync meeting requests

In Lync 2010 it was not possible to customize the meeting requests which was send when creating a meeting request using Outlook. If you want to make some adjustments to it you could do it either via the Transport rules … Continue reading

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Response Group agents not removed from dbo.Agents table

Warning: the procedure described in this blog are used as a workaround for an issue. Incorrect changes in the database may cause mailfunctioning of the Response Groups. In Lync 2010 it’s possible to add users to a group which can be used … Continue reading

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Cannot find certificate on local machine with the matching issuer name

During a check at a customer site we had the following error: The problem was discovered when installing the SCOM Lync agent which was installed on the watcher node which is required for Synthetic Transactions. All test command failed with the … Continue reading

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Lync Server 2013 – Setup – What has changed?

In this blog we will have a look at the changes in the setup of Lync Server 2013 Preview. The first thing that has changed are the roles which can be collocated on one server. Starting from Lync 2013 you … Continue reading

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Process was not able to update its health status

During the implementation of Lync I got a strange issue. The problem occured on the Front End Server and more specific in the conference part of Lync The following message was displayed in the event log of the Lync Front … Continue reading

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Wildcard certificates and Lync Phone devices

One of the fixes which is included in CU6 for Phone devices is the support for wildcard certificates. Caution this is only for the support for Exchange and not for Lync. For Lync the following rules still apply. When a … Continue reading

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Lync CU 6 released

Microsoft has released CU6 for Lync this weekend. These updates contain several updates for the issues in both Lync Server 2010 and the Lync clients. More information about the fixes can be found on the following KB pages: 2703311 (http://support.microsoft.com/kb/2703311/ … Continue reading

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Microsoft releases update for Lync client

 Microsoft released another update at the end of February for Lync 2010. With this update Microsoft reintroduces Remote Call Control (RCC). This was announced earlier by Microsoft but till now it was not available. Using the RCC functionality users will … Continue reading

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Lync Mobile can’t sign in

Lync Mobile is available a while for Windows Phone 7, Android and IOS, On the internet several tutorials can be found how to make this features available. One of the best tutorials is the one from Lync MVP Jeff Schertz. … Continue reading

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