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Information about Microsoft Lync, OCS, and Exchange UM.
Communicator 2007 R2
Live Meeting 2007
Lync Server 2010
Lync Server 2013
OCS 2007 R2
Office Web Apps Server 2013
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Doug Deitterick's Blog
lync server 2013
Issue Installing SQL Server 2012 Express Instances on Lync Server 2013
I ran into this issue at a customer recently. The Lync Server 2013 Deployment Wizard would throw an error while trying to install SQL Server 2012 Express: Checking prerequisite SqlInstanceRtc...installing...failure code -2067922934 Prerequisite installation failed: SqlInstanceRtc Clicking on...
9 Sep 2014
How To Remove Legacy OCS Dial-in Simple URL from Lync Server
If you've migrated to Lync Server from a previous version of OCS, you may have noticed that you might have an additional simple URL configured. You can see this in the Lync Server Control Panel under Topology > Simple URL: Note : You may need to click on the image above in order to read the...
2 Sep 2014
Issue Installing August 2014 Cumulative Update for Microsoft Lync Server 2013
You may encounter an issue while trying to install the August 2014 Cumulative Update for Microsoft Lync Server 2013 on a computer with just the Lync Server Core Components and/or Lync Server Administration Tools installed. In the screenshot below, you can see that I only have the Lync Server Core Components...
19 Aug 2014
Issue Adding Users to Persistent Chat Rooms
I had a question from a customer recently that was having issues adding users to Persistent Chat rooms. When they tried to add a user, they would get the following error: Invalid members: <user> Checking the category that the room is a member of shows that they added the Domain Users group...
16 May 2014
How to Enable Detailed Logging in Lync Web App
I was troubleshooting an issue with media connectivity in Lync Web App and needed to gather additional information on what was happening with the Lync Web App. By default LWA logs some basic information. Unfortunately this didn't tell me what I needed. In order to get more detailed logs from LWA...
10 Jan 2014
How to Get a List of Explicit Chat Room Members and Managers
You can use the query* below to get a list of explicit permissions assigned in Group Chat or Persistent Chat: SELECT tblNode.nodeName AS "Category/Channel", tblPrincipal.prinName AS "Name", CASE tblPrincipalType.ptypeDesc WHEN 'Parlano.Server.Common.User' THEN 'User'...
9 Jan 2014
Effects of Changing a User's SIP Address in Lync Server 2013
A question I get a lot when talking with administrators about Lync is how to handle name changes and what effect changing a user's SIP address has on other users. In the example below we will look at the effects of changing a user's SIP address and what other user's will need to be aware...
6 Jan 2014
Lync Server 2013 Threshold Files for PAL Available
The PAL (Performance Analysis of Logs) tool is a powerful tool that reads in a performance monitor counter log and analyzes it using known thresholds. The Lync Server 2013 Threshold files help you to identify performance issues on your Lync Server 2013 Servers. Files are included for the following roles...
19 Nov 2013
Configuring Backup Pool when the Primary Pool is Hosting the Central Management Store
I was testing out the new paired pool functionality in Lync Server 2013 in my lab when I ran into an interesting issue. You can find more information about paired pools in the Planning for Front End Pool Pairing TechNet article. After selecting the backup pool for my primary pool in Topology Builder...
8 Aug 2012
Issue Configuring SQL Mirroring for Lync Server 2013 when SQL Witness is Defined But Not Available
I ran into an interesting issue while trying to setup SQL mirroring with a witness in my lab. When installing the databases and setting up mirroring in Topology Builder: The wizard kept failing when trying to setup the mirror: Looking at the log file I saw the following errors listed: ...
5 Mar 2013
Backup Registrar Functionality in Lync Server 2013
Backup registrar functionality works in Lync Server 2013 the same way that it did in Lync Server 2010. This means that the client is informed of it's backup registrar via a SIP/2.0 301 Redirect request to Home Server . This response will contain the user's primary registrar and their backup registrar...
8 Aug 2012
Lync 2013 Mobility
Update 4/2/13 - Updated for release of Android client. Update 3/12/13 - Updated for release of iOS client. With the release of the Lync Server 2013: February 2013 Cumulative Updates , additional features are available with Lync mobility. In order to take advantage of these new features, you will need...
27 Feb 2013
OAuth Certifcate in Lync Server 2013
When requesting certificates in your Lync Server 2013 environment, you will notice that there is a new certificate type that needs to be requested, OAuthTokenIssuer. What is OAuth and what do we use it for in Lync Server 2013? OAuth (Open Authorization) is a protocol for server-to-server authentication...
2 Nov 2012
How to Verify if Schema Prep Completed Successfully
Update 11/26/12 - Updated Lync Server 2013 schema version for RTM. Update 7/19/12 - Added Lync Server 2013 schema version. Update 10/6/10 - Added Lync Server 2010 schema version. Verifying that SchemaPrep completed successfully before turning back on outbound replication on the Schema Master in AD...
24 Sep 2009
How to Verify if Lync Server 2013 Database Updates Completed Successfully
Update 9/23/14 - Added database versions for September 2014 Cumulative Update. Update 8/6/14 - Added database versions for August 2014 Cumulative Update. Update 4/7/14 - Added database versions for Persistent Chat compliance database. Update 1/8/14 - Added database versions for January 2014 Cumulative...
3 Jul 2013
Office Web Apps Server & Lync Server 2013
Update 4/8/14 - Updated prerequisites for Windows Server 2008 R2. Update 1/12/13 - Updated with additional information. Update 11/10/13 - Updated with links to updates for Office Web Apps Server. Update 3/18/13 - Updated for RTM of Lync Server 2013. Update 11/14/12 - Updated for RTM of Office Web Apps...
10 Sep 2012
Archiving Options in Lync Server 2013
Update 7/11/13 - Added "How Do I View Archived Content?" section Lync Server 2013 has made a couple of changes to what can be archived and where that archived data can be stored. What's New? Collocation of Archiving on Front End Servers Exchange Server 2013 Integration SQL Store...
25 Apr 2013
SQL Clustering Now Supported in Lync Server 2013
Lync Server 2013 now supports using SQL clustering for the SQL store. From the Database Software Support TechNet article: Lync Server 2013 supports the use of either SQL mirroring or SQL clustering for each Lync Server database. You can easily set up SQL mirroring with the Topology Builder tool in...
20 Aug 2013
How to Apply Lync Server 2013 Cumulative Updates
Update 3/17/13 - Added information about additional update steps from KB2809243. Just like previous versions of OCS/Lync, there are two methods to update the servers with OCS/Lync cumulative updates. You can use Microsoft Update/WSUS or you can use LyncServerUpdateInstaller.exe. Both ways accomplish...
28 Feb 2013
Issue with Calling Number Translation Rules and E.164 Extensions
I came across this issue while troubleshooting dialing issues at a customer. When a Lync 2013 user placed an outbound call to the PSTN, the call failed. On the gateway we could see that the calling party's number wasn't being translated properly. The interesting thing was that we already had a trunk...
22 Apr 2013
Installing IIS Role Services for Lync Server 2013
Update 3/17/13 - Added information about .NET 3.5 installation error on Windows Server 2012. Update 9/19/12 - Added HTTP Activation for Windows Server 2012. Update 7/20/12 - Added Dynamic Content Compression and additional information for Windows Server 2012. The following IIS role services must be...
17 Jul 2012
Sample Lync Server Archiving Report Available
Update 11/26/13 - I have release an updated version of the reports. This version of the reports includes a Dashboard. See the changelog below for more details on what's new. The Sample Lync Server Archiving Report is an update to the popular Sample OCS Archiving Report , however this report has been...
3 Jun 2013
Issue with Lync Server 2013 Logging Tool After Applying Lync Server 2013 Cumulative Updates
I ran into an interesting issue while I was building out a test environment in my lab. After applying the latest cumulative updates for Lync Server 2013, if you used the Lync Server 2013 Logging Tool (OCSLogger.exe) from the Microsoft Lync Server 2013 Debugging Tools , SIPStack messages aren't being...
31 Oct 2013
Issue with Office Web Apps Server 2013 Published Externally Using TMG 2010
I was helping a customer setup Lync Server 2013 when we ran into an interesting issue while testing conferencing with external Lync 2013 clients. Every time we attempted to present a PowerPoint presentation, the presentation would never display. From the screenshot below, you can see that the file is...
10 Nov 2013
How to Get the Last Time a User Registered with a Front End
Update 10/31/13 - Added an additional SQL query if you have the Monitoring Server available. A question that comes up from customers from time to time is how do I get a list of what users are actually using OCS/Lync? While there's no built in report to easily tell you what users are actually signing...
11 May 2011
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