Cisco Cisco TelePresence Video Communication Server Expressway

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Appendix 3 – Benefits of using Cisco VCS with OCS 
Appendix 3 – Benefits of using Cisco VCS with 
OCS 
Separate management of video systems and PC based systems 
Video managers can manage the video endpoints in the Cisco VCS environment that they know, and 
IT managers can focus on managing the PCs without needing to learn about video. 
Cisco VCS brings H.323 integration to OCS 
OCS works with SIP. Cisco VCS Control works with SIP and H.323 and can interwork H.323 calls to 
SIP calls allowing H.323 endpoints to be used in the OCS environment. 
Duo Video 
Sharing presentations in a conference is not supported in OCS, but it is supported by Cisco VCS. 
Bandwidth management 
The Cisco VCS uses the concept of pipes which allow you to apply bandwidth restrictions to a link. 
This ensures that calls are not attempted if they would overload a link’s bandwidth. If a link’s 
bandwidth would be exceeded, the call may be diverted to a different zone (link), down-sped to a 
lower bandwidth or rejected – depending on configuration. 
The Cisco VCS bandwidth management operates on calls where: 
 
media traverses the Cisco VCS (traversal subzone) 
 
the source or destination device is in the Cisco VCS’s local zone (default subzone, and IP 
addresses specified by explicit subzones) 
For other calls, e.g. neighbor zone to neighbor zone non-traversal calls, where Cisco VCS has no idea 
of where or how the media is routed, it cannot perform bandwidth management. 
FindMe™ 
FindMe™ allows users to set up groups of video endpoints / phones to ring when a call arrives. So, for 
example, the video phone can ring at the office, in the home office and on the laptop soft video phone 
at the same time – giving the highest likelihood of the person being able to answer their video call. 
FindMe™ also allows devices to be called if the primary set are not answered or are busy, for 
example, to route them through to a mobile phone or video mail so that the call can always be 
handled. 
FindMe™ can be configured such that calls from any device in the FindMe™ active location will 
present the FindMe™ ID as the caller ID 
 
Cisco VCS Deployment Guide: Microsoft OCS 2007 R1 and R2 and Cisco VCS X5.2 
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