Lync Mobility Media Paths

November 28, 2013 by · 21 Comments 

In a previous article discussing Lync Mobility an important behavior of the 2013 mobile clients was pointed out which was the fact that 2013 mobile clients are effectively hardcoded to always connect to the external UCWA service in Lync.  Since this means internally connected mobile clients will hairpin all signaling traffic through a reverse proxy […]

Understanding Lync Video Quality Reports

June 25, 2013 by · 18 Comments 

In any Lync Server environment, be it in a test lab or a production deployment, the Monitoring Server role and its accompanying reports should be considered a key component.  With improvements in Lync 2013 this role is even easier to deploy than in past versions, providing for a wide array of data captured by endpoints […]

HD Video in Lync 2013

May 29, 2013 by · 58 Comments 

In Office Communications Server 2007 and Lync Server 2010 the usage of high definition video was straightforward.  The Real-Time Video (RTV) codec used primarily throughout those client and server versions provides for only a single HD resolution at 720p and was utilized in very specific scenarios, as documented in this previous article. But with the […]

Lync Edge STUN versus TURN

October 15, 2012 by · 68 Comments 

The primary purpose of this article is to help explain the difference in the available media paths provided by the Interactive Connectivity Establishment (ICE) protocol.  These solutions provided by the implementation of ICE in Lync Server applies to both UDP and TCP transmission of data so audio, video and desktop sharing sessions can all take […]

Video Interoperability in Lync 2013

July 23, 2012 by · 97 Comments 

The covers have been removed from Lync ‘Wave 15’ and the general public is now privy to download and install a preview version of Lync Server 2013.  This presents the opportunity to finally discuss a topic which has been broadly misunderstood for quite some time throughout the industry: what does “H.264 AVC/SVC” support mean exactly […]

Understanding Lync Edge Server Ports

July 5, 2012 by · 60 Comments 

The Lync Edge Server is an often misunderstood server role that in theory is not all that complicated.  But without knowing some of the basic functionality provided it can be confusing at times to understand what traffic is going where in the topology. This article takes a look at the services and network traffic which […]

HD Video in Lync

October 8, 2011 by · 41 Comments 

The ability to both capture and view desktop and telepresence video content in Microsoft Lync 2010 is something that organizations are investing in, testing with, and leveraging more every day.  From simply improving the quality of desktop peer-to-peer video collaboration to allowing interoperability between Lync and existing dedicated high-definition conferencing and telepresence solutions the prominence […]

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