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Microsoft® Lync® Server 2013 Unleashed Second Edition by Randy Wintle, Alex Lewis, David Ross, Tom Pacyk

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PBX Software Plugin

The final end-user scenario is one in which the PBX vendor uses the Lync client APIs to develop add-on software for the desktop to integrate with Lync. Examples of this are Cisco’s UC Integration for Microsoft Lync (CUCILYNC) and Avaya’s Application Enablement Server (AES) products, which must be installed and managed separately from the Lync client.

These solutions might seem appealing to organizations with an existing investment in telephony platforms that offer these options, but these plugins can introduce a layer of complexity in troubleshooting any voice issues. These actually remove the Enterprise Voice functionality and instead use their own software shims to control the voice features. Call signaling flows through ...

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