CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved 1

NETWORK DESIGN FUNDAMENTALS

Presented by Andy Logan Feb 2012

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Validated Reference Designs (VRD)

http://www.arubanetworks.com/vrd

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The WLAN Lifecycle

•  Requirements Definition •  Site Surveys

•  Network Design •  RF Design •  Security Design •  QoS Design

•  Staging & Provisioning •  Installation & Validation

•  Administration •  Monitoring •  Troubleshooting

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Define

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Understand Mobility Requirements

Virtual Desktops

Collaboration

Multimedia Mobile Devices

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Site Surveys

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AP Coverage

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5 GHz Coverage in a 2.4 GHz Plan

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Mounting APs

Ceiling

Wall

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Virtual Survey Tools

Outdoor 3D Planner VisualRF Plan

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Design

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Aruba Controller vs. Aruba Instant

  Aruba Campus Solution   Aruba Instant  Relative cost   $$$   $  Scalability   Thousands of APs

Hundreds of thousands of users/ devices  

16 APs 256 users/ devices  

Policy management   Centralized policy store   Autonomous WLAN Can 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  

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AP Decision Tree

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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

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Role-Based Security Architecture

Corporate Services

Guest

Data

Voice

Signage

PoS

Virtual AP 1 SSID: Corp

Virtual AP 2 SSID: GUEST

DMZ

ClearPass Guest Access

Captive Portal

Role-Based Access Control

Access Rights

Secure Tunnel To DMZ

SSID-Based Access Control PoS

Data

Voice

Signage

Guest

RADIUS LDAP AD

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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

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Quality of Service (QoS)

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Deploy

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Mobility Controller Deployment

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Wired + Wireless Access

Dynamic Policies Authentication Policy Definition Point •  Simplified Access Provisioning •  Eliminate policy definition on

mobility switch & controller •  Users authenticate against

ClearPass Policy Manager

•  Authentication result returns role via RADIUS

•  Associated role’s policy dynamic pushed to switch / controller

•  Single portal for policy definition – wired or wireless

•  Role and policy association definition

•  Supports Heterogeneous Networks

•  Single Policy definition - Wired + Wireless

•  Simplifies provisioning •  Enables Heterogeneity •  Role based Access •  BYOD - wired & wireless

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Mobility Controllers

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Access Points

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Mobility Access Switch

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Instant Deployment

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Instant Access Points

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Remote Access

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Wired or Wireless Backhaul

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Branch Office

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Aruba VIA

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Operate

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Monitoring

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Troubleshooting

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Client Diagnostics

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Network Diagnostics

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The WLAN Lifecycle

•  Requirements Definition •  Site Surveys

•  Network Design •  RF Design •  Security Design •  QoS Design

•  Staging & Provisioning •  Installation & Validation

•  Administration •  Monitoring •  Troubleshooting

CONFIDENTIAL © Copyright 2012. Aruba Networks, Inc. All rights reserved 36 36

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