Updating CX5100 and CX5500 Firmware

September 21, 2014 by · 45 Comments 

An earlier article entitled Polycom CX5100 for Lync 2013 introduced the newest RoundTable device for Lync, briefly discussing the firmware update process.  As this product was brand new at the time there had been no newer firmware updates yet released to warrant covering that process in detail. Now that the CX5100 and the nearly identical […]

Understanding Lync Modalities

August 31, 2014 by · 35 Comments 

There are multiple ways to initiate communications sessions in Lync across different modalities and features.  These various options can utilize a few different network paths to reach the intended destination(s).  The path that each takes depends primarily on the type of communication involved and is also influenced by the number of parties involved. In Lync, […]

Video Temporal Scaling Behavior in Lync 2013

May 27, 2014 by · 4 Comments 

This article is a continuation on a series of articles dedicated to the H.264 Scalable Video Coding (SVC) video codec implementation utilized by Lync 2013.  Previous article introduced the standards-based codec and the possibilities it contains based on the defined specifications.  Additional articles, like this one, take a closer look at how the actual implementation […]

Planning for Video in Lync

May 9, 2014 by · 11 Comments 

Microsoft has recently posted all recorded sessions from the 2014 Lync Conference to the Channel 9 events page on MSDN.  Among these are a pair of sessions I presented this year on the topic of planning for and understanding the impact of video traffic on your network. Video – What in the World are You […]

Media Codecs in Lync 2013

March 31, 2014 by · 26 Comments 

The original intent of this article was to review the current list of supported audio and video codecs in Lync 2013 and attempt to explain what each one is used for given that the list has grown quite a bit over time. But due to the latest announcements around Lync and Skype integration it seems […]

Lync Conference 2014 Summary

March 14, 2014 by · 8 Comments 

After getting a few weeks to decompress from Lync Conference 2014 in Las Vegas here is some feedback on numerous topics which followers of this blog may find interesting.  Some of the information is related to recent product announcements while other items dive deeper into information uncovered from discussions with members of the Microsoft Lync […]

Lync Room System Account Setup

February 13, 2014 by · 61 Comments 

The official Microsoft Lync Room System Deployment Guide covers in detail the creation of a resource mailbox which  will be dedicated to each Lync Room system, yet it also includes a number of optional steps as well as the use of separate cmdlets for each individual parameter. Lync MVP Adam Jacobs has boiled the account […]

Polycom CX5100 for Lync 2013

December 24, 2013 by · 36 Comments 

With the recently announced availability of the CX5100 Unified Conference Station this new device will start making an appearance in Lync environments all over the world.  The goal of this article is to review changes and improvements in the completely redesigned CX5100 as well as those found in Lync 2013 servers and clients which were […]

Improved RMX Certificate Management

October 28, 2013 by · 17 Comments 

As of the 8.1 firmware release of Polycom RealPresence Collaboration Server (RMX) SSL certificates are now managed using a completely different method than used with previous versions (7.6 and older). When integrating an RMX with Lync Server an SSL certificate must be issued to and installed on the RMX so that secure MTLS communications with […]

Choosing a MatchURI in Lync

September 23, 2013 by · 17 Comments 

In the previous article Third-Party Video Conferencing with Lync the concepts of the Lync Server Trusted Applications and Static Routing were discussed in relation to supporting video calls with external third-party solutions.  The static routing configuration was then expanded upon in another more recent article.  The following article will explain the concept of the MatchURI […]

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