Microsoft Lync and Skype for Business have a rich set of .NET APIs which make it easy to extend the platform and integrate it with other applications. This blog helps explain how to use those APIs.

Fix for long delay when scheduling many conferences in UCMA

Posted: October 30th, 2013 | Author: | Filed under: UCMA 4.0 | Tags: , , | No Comments »

The Lync Server 2013 cumulative update back in July fixed a potentially serious issue with conference scheduling. The main symptom of the issue is long delays when scheduling many Lync conferences simultaneously – it can take around two minutes per conference, rather than a few seconds as you would expect. I wanted to write up a quick explanation here for anyone who runs into this issue when building UCMA applications.  Continue reading “Fix for long delay when scheduling many conferences in UCMA” »

Conference deactivation and UCMA trusted participants

Posted: February 7th, 2013 | Author: | Filed under: Conferencing, UCMA 3.0, UCMA 4.0 | Tags: , , , , , | 1 Comment »

UCMA allows you to join a Lync conference as a so-called “trusted participant,” which has several interesting effects. First, it hides the participant in the conference roster, so that participants can’t see that your application is joined to the conference. Second, it allows your application to perform a variety of privileged operations like changing how audio is routed within the conference. If your application keeps conferences around for a while with trusted participants connected, you may run into a situation where conferences get unexpectedly deactivated by Lync Server. This can lead to confusing state changes, or even cause external participants like PSTN callers to be ejected. Continue reading “Conference deactivation and UCMA trusted participants” »