2012 ah apj wlan design fundamentals

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  • 1. CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved 1 WLAN DESIGN FUNDAMENTALS Presented by Neil Bhave Channel Enablement Manager CONFIDENTIAL © Copyright 2011. Aruba Networks, Inc. All rights reserved
  • 2. 2 2 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Validated Reference Designs (VRD) http://www.arubanetworks.com/vrd
  • 3. 3 3 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved The WLAN Lifecycle •  Requirements Definition •  Site Surveys •  Network Design •  RF Design •  Security Design •  QoS Design •  Staging & Provisioning •  Installation & Validation •  Administration •  Monitoring •  Troubleshooting
  • 4. 4 4 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Understand Mobility Requirements Virtual Desktops Collaboration Multimedia Mobile Devices
  • 5. 5 5 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Site Surveys
  • 6. 6 6 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved AP Coverage
  • 7. 7 7 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved 5 GHz Coverage in a 2.4 GHz Plan
  • 8. 8 8 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Mounting APs Ceiling Wall
  • 9. 9 9 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Virtual Survey Tools Outdoor 3D PlannerVisualRF Plan
  • 10. 10 10 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Aruba Controller vs. Aruba Instant   Aruba Campus Solution   Aruba Instant   Relative cost   $$$   $   Scalability   Thousands of APs Hundreds of thousands of users/ devices   32 APs 512 users/ devices   Policy management   Centralized policy store   Centralize policies via AirWave   User security   Context-aware security by role, device, location   User based   Mobility   Voice ready Layer 3   Voice ready single subnet   Provisioning and software upgrades   Controller   Virtual Controller, cloud- based image server, or AirWave   Onsite IT required?   Yes, at installation and periodically during operations   No   Operations management   AirWave   AirWave  
  • 11. 11 11 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved AP Decision Tree
  • 12. 12 12 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved SSID Design •  Most common SSID design for enterprise organizations includes 2-3 different SSIDs –  Employee users – strong authentication and encryption suite –  Application – devices not capable of strong authentication and encryption levels –  Guest access – will not run any encryption; requires authentication
  • 13. 13 13 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Corporate Services Guest Data Voice Signage PoS Virtual AP 1 SSID: Corp Virtual AP 2 SSID: GUEST DMZ Amigopod Guest Access Captive Portal Role-Based Access Control Access Rights Secure Tunnel To DMZ SSID-Based Access ControlPoS Data Voice Signage Guest Role-Based Security Architecture RADIUS LDAP AD
  • 14. 14 14 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Continuous RF monitoring of wireless devices, activity and configuration across all 802.11 channels Discover Complete 802.11 Spectrum Monitoring Automatic classification of threats and non-threats is critical to RF security Classify Policy-Based Threat Prioritization Automated containment to block any rogue or intruder Automated logging and report distribution ensures compliance with wireless security policies and regulations Alert and Audit Automated Compliance Reporting Contain Automated Threat Mitigation Wireless Threat Protection Framework
  • 15. 15 15 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Quality of Service (QoS)
  • 16. 16 16 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Deployment Considerations •  How big / how many subnets do you need to support your devices (not just users)? •  How will the APs discover the master controller? •  How will the installer let you know where the AP was mounted? •  How will RAPs be configured, IT or end user?
  • 17. 17 17 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Campus Deployment
  • 18. 18 18 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Remote Access
  • 19. 19 19 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Monitoring
  • 20. 20 20 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Troubleshooting
  • 21. 21 21 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Client Diagnostics
  • 22. 22 22 CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved Network Diagnostics
  • 23. CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved 2323