![Page 1: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/1.jpg)
1© 2013 XIRRUS :: All Rights Reserved
Kowshik Bhat
Director of Product Marketing
November 2013
CONTROLLER VERSUS CLOUD ARCHITECTURES
![Page 2: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/2.jpg)
2© 2013 XIRRUS :: All Rights Reserved
AGENDA
• Industry Trends
• Evaluating the Architectures
• Reasons to Reconsider the Architectures
• Checklist to Evaluate the Architectures
![Page 3: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/3.jpg)
3© 2013 XIRRUS :: All Rights Reserved
MOBILITY IS DRIVING IT SPEND
![Page 4: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/4.jpg)
4© 2013 XIRRUS :: All Rights Reserved
MOST NETWORKS ARE NOT PREPARED
Instagram video becomes #1 traffic on Internet on day 1 of release
iOS 7 doubles traffic within minutes of
release
![Page 5: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/5.jpg)
5© 2013 XIRRUS :: All Rights Reserved
APPLICATION USAGE EXPLODES
![Page 6: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/6.jpg)
6© 2013 XIRRUS :: All Rights Reserved
MOBILE DATA TRAJECTORY
![Page 7: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/7.jpg)
7© 2013 XIRRUS :: All Rights Reserved© 2013 XIRRUS :: All Rights Reserved
EVALUATING ARCHITECTURES
DATA PLANE VS CONTROL PLANE
![Page 8: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/8.jpg)
8© 2013 XIRRUS :: All Rights Reserved
AUTONOMOUS ARCHITECTURE
Small networks Cost effective
X ScalabilityX IT burden
![Page 9: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/9.jpg)
9© 2013 XIRRUS :: All Rights Reserved
CENTRALIZED CONTROLLER
Access Points + Central Controller
Large networks Simplified IT operations
X CostX Resiliency
![Page 10: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/10.jpg)
10© 2013 XIRRUS :: All Rights Reserved
WI-FI ARCHITECTURES AND TRAFFIC FLOW
Distributed Control• Control at edge for best performance• No Single Point of Failure• Seamless Scalability• Distributed Intelligence
Central Control• Central processing creates bottlenecks• Single Point of Failures• Stair step scalability• Intelligence Choke Point
Edge Traffic Management Centralized Traffic Management
![Page 11: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/11.jpg)
11© 2013 XIRRUS :: All Rights Reserved
HYBRID ARCHITECTURE
Large networks Simplified IT operations
X CostX ResiliencyX Policy enforcement
![Page 12: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/12.jpg)
12© 2013 XIRRUS :: All Rights Reserved
CLOUD BASED CONTROLLER
Medium sized networks Access from anywhere Capex to Opex
X Policy enforcementX Performance
![Page 13: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/13.jpg)
13© 2013 XIRRUS :: All Rights Reserved
DISTRIBUTED CONTROL WITH CLOUD MANAGEMENT
Scalability Resiliency Performance Ease of deployment Intelligence at the edge
![Page 14: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/14.jpg)
14© 2013 XIRRUS :: All Rights Reserved
802.11AC AND IMPACT ON SCALABILITY
• High performance
• Superior throughput
• Support more devices
• Battery Life
• Only 5GHz spectrum
• Channel bonding up to 160Mz
• Up to 8 spatial streams
• MU-MIMO
• Improved modulation
Technology Benefits
Data rates up to 6.9Gbps
![Page 15: The Wi-Fi Architectures Main Event: Controller vs. Cloud](https://reader033.vdocument.in/reader033/viewer/2022061223/54c265324a795913518b4694/html5/thumbnails/15.jpg)
15© 2013 XIRRUS :: All Rights Reserved© 2013 XIRRUS :: All Rights Reserved
VIEW THE FULL PRESENTATION
HTTPS://WWW.BRIGHTTALK.COM/WEBCAST/8615/92683