Article ID: 2571523 - View products that this article applies to.
A Microsoft Lync Server 2010 Standard Client Access License (CAL) user tries to use the basic call control functionality by using a Lync certified USB audio device, such as a headset or a speakerphone. In this situation, the user cannot use the following functionalities:
To resolve this issue, install the following cumulative update:
(http://support.microsoft.com/kb/2571543/ )Description of the cumulative update package for Lync 2010: July 2011
Note The following functionalities remain limited after this update is applied:
For more information about the pricing and licensing options for Microsoft Lync 2010, visit the following Microsoft website:
General information about the pricing and licensing options for Microsoft Lync 2010