Last Cumulative Update for Lync Server 2010 Available

This will mark the last Cumulative Update for Lync Server 2010 as we are at the end of the 5 year main-stream support. This also means it is the start of extended support (end 4/13/2021). During the extended support period, we no longer provide Cumulative Update or hotfixes but still provide security fixes for the…

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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…

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Lync Server 2010 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 2010 Threshold files help you to identify performance issues on your Lync Server 2010 Servers.  Files are included for the following roles: Front End Monitoring/Archiving Edge Mediation…

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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 completely redesigned based on feedback…

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Issue Joining Live Meeting Meetings on Lync Server 2010

Update 1/30/13 – Lync Server 2010: January 2013 Cumulative Updates have been released which fixes this issue. You can download the latest updates here: http://support.microsoft.com/?kbid=2791665. I ran into this issue at a customer the other day.  They are in the process of migrating from OCS 2007 R2 to Lync Server 2010.  They discovered that after…

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Issues with MRAS and Limited External Calling

This week I ran into two interesting issues, both around MRAS and the clients displaying Limited External Calling.  So what is MRAS anyway?  MRAS (Media Relay Authentication Service) is a service on the Edge Server that is responsible for providing credentials to clients in order for them to be able to request ports and establish…

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How to Update Windows Firewall Rules for Lync Server 2010 After Installation

I had a question from a customer the other day about how to add the firewall rules for Lync Server 2010 to the Windows Firewall after installation.  Unlike in the OCS days, adding the firewall rules back to the Windows Firewall is rather simple.  This issue comes up because in some environments the Windows Firewall is…

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Fun with .NET Regular Expression

I got asked an interesting question by a colleague the other day…What is the best way to normalize a 5 digit range, i.e. 53574-53899?  The question seems easy enough, but in reality it’s slightly harder than you would think.  Most people think that this will do the trick: ^([53574-53899])$ But, as you can see, this doesn’t actually…

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What FQDN to use when Setting Up OWA/Lync Integration?

I was setting up OWA/Lync integration in my lab and ran into an interesting issue.  After completing all the necessary steps, I logged into OWA as a test user and got the following error message: “Instant Messaging isn’t available right now. The Contact List will appear when the service becomes available.” This error typically means…

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How to Configure DHCP Scope Options for Lync Server 2010 Using Infoblox DHCP Appliance

Update 7/10/13 – Added some additional recommendations when configuring the scope options. Configuring the DHCP scope options for Windows DHCP servers is a simple task.  Configuring them for a non-Windows DHCP server is a whole other story.  I’ve run into a couple customers running Infoblox DHCP appliances and getting all of the correct settings for…

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