Cisco Cisco Expressway

Media Paths and License Usage

Microsoft Client Call to SIP Video Endpoint

Figure 4 Call between on-premises Microsoft client and on-premises SIP endpoint

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Licenses consumed by this call:

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1 rich media session license on Gateway Expressway

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Signaling flows through FE Server, B2BUA, and Unified CM.

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Media is connected directly between the Microsoft client and the B2BUA.

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Media is connected directly between the internal SIP video endpoint and the B2BUA.

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Calls in both directions use the same signaling and media paths.

Cisco Expressway with Microsoft Infrastructure Deployment Guide

Media Paths and License Usage