Cisco Headend System Release 2.7 Release Notes

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What Are the New Optional Features in SR 4.0? 
4001703 Rev B 
Overlay: Deploy Cisco Set-Tops in Other Networks 
What’s Overlay? 
Overlay is an optional feature that supports deployment of Cisco set-tops in a non-
Cisco network environment. With Overlay enabled on the DNCS, Cisco set-tops and 
non-Cisco set-tops can be mixed throughout a non-Cisco network, independent of 
headend, hub, or node location. 
You can currently deploy the following Cisco Explorer model set-tops in an Overlay 
environment: 
• 
1850 
• 
3250 
• 
3250HD 
• 
8000 
• 
8000HD 
• 
8300 
• 
8300HD 
Please contact your Cisco marketing representative for more information about this 
feature.