Calling to external Lync Client from Cisco Expressway

[Indat Pektas]

Hi ,

We are currently using VCS expressway infrastructure for calling external SIP video enpoint.Now , we need to external Lync Clients via Expressway but we cannot call it.

What is requirement for this call flow ?

Call Flow : Telepresence endpoint - CUCM - Exp.C - Exp.E ----Internet Cloud - Microsoft Lync.

Regards,

Indat

[Dennis Fogler]

Have you enabled the Microsoft Interoperability Feature on Expressway?   It requires a Feature License.