On Microsoft Download Center WebSite you can find document describing how to create Lync-Skype connectivity
To download this document go to:
Provisioning Guide for Lync-Skype Connectivity
In this Lync-Skype connectivity guide you will find information about:
- Provisioning Guide for Lync-Skype Connectivity
- Enabling Lync – Skype Connectivity for Office 365 and Lync Online
- Overview of Lync-Skype Connectivity Process for Lync Server
- Accessing the Microsoft Lync Server Public IM Connectivity Provisioning Site
- Enabling Federation and Public IM Connectivity (PIC)
- Using Lync-Skype Connectivity as an End User
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