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Dell PowerConnect W-Airwave Manual

W-airwave 7.3 best practices guide
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Dell PowerConnect W-
AirWave 7.3
Best Practices Guide

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  • Page 1 Dell PowerConnect W- AirWave 7.3 Best Practices Guide...
  • Page 2 , the ® registered Aruba the Mobile Edge Company logo, and Aruba Mobility Management System . Dell™, the DELL™ logo, and PowerConnect™ are trademarks of Dell Inc. All rights reserved. Specifications in this manual are subject to change without notice.

  • Page 3: Table Of Contents

    Enabling Support for Channel Utilization & Statistics ..............11 AirWave Setup.......................... 12 Controller Setup (Master & Local) ..................12 Chapter 3 Configuring a Dell PowerConnect W Group in AMP ...........13 Basic Monitoring Configuration..................... 13 Advanced Configuration........................14 Chapter 4 Discovering Dell PowerConnect W-Series Infrastructure .........15 Discovering Master Controllers.....................
  • Page 4 Understanding WMS Offload Impact on Dell PowerConnect W-Series infrastructure..26 Chapter 6 Dell PowerConnect W-Specific Capabilities in AMP ..........29 Dell PowerConnect W Traps for RADIUS Auth & IDS Tracking..........29 Remote AP Monitoring ........................30 ARM & Channel Utilization Information..................30 VisualRF and Channel Utilization ...................

  • Page 5: Preface

    Preface This preface provides an overview of this best practices guide and contact information for Dell, and includes the following sections: “Document Organization” on page 5  “Note, Caution, and Warning Icons” on page 6  “Contacting Support” on page 6  Document Organization This best practices guide includes instructions and examples of optimal ways to use and integrate the AirWave Management Platform (AMP) with Dell PowerConnect W-Series devices and infrastructure.

  • Page 6: Note, Caution, And Warning Icons

    CAUTION: Indicates a risk of damage to your hardware or loss of data. WARNING: Indicates a risk of personal injury or death. Contacting Support Table 2 Website contact Web Site Main Website dell.com Support Website support.dell.com Documentation Website support.dell.com/manuals 6 | Preface Dell PowerConnect W-AirWave | Version 7.3...

  • Page 7: Chapter 1 Overview

    Series wireless infrastructure provides a wealth of functionality such as firewall, VPN, remote AP, IDS, IPS, and ARM, as well as an abundance of statistical information. Follow the simple guidelines in this document to garner the full benefit of the Dell PowerConnect W-Series infrastructure.
  • Page 8 8 | Overview Dell PowerConnect W-AirWave | Version 7.3...

  • Page 9: Chapter 2 Configuring Airwave For Global Dell Powerconnect W-Series Infrastructure

    AMP requires several credentials to properly interface with Dell PowerConnect W-Series infrastructure. To enter these credentials, follow these steps: 1. Navigate to Device Setup > Communication. 2. In the Default Credentials section, select the Edit link next to Dell PowerConnect W. The page illustrated Figure 2 appears.

  • Page 10: Setting Up Recommended Timeout And Retries

    2. Change SNMP Timeout setting to 10. 3. Change SNMP Retries to 1. Figure 3 Timeout settings in Device Setup > Communication 4. Select Save. 10 | Configuring AirWave for Global Dell PowerConnect W-Series Infrastructure Dell PowerConnect W-AirWave | Version 7.3...

  • Page 11: Setting Up Time Synchronization

     NOTE: AOS 6.0.1 can report RF utilization metrics, while AOS 6.1 is necessary to also obtain classified interferer information. Access points - Dell PowerConnect W-AP105, Dell PowerConnect W-AP92, Dell PowerConnect W-AP93,  Dell PowerConnect W-AP125, Dell PowerConnect W-AP124, Dell PowerConnect W-AP134 Controllers - Dell PowerConnect W-Series 6xx, 3xxx, or 6000 ...

  • Page 12: Airwave Setup

    (Controller-Name) # configure terminal Enter Configuration commands, one per line. End with CNTL/Z (Controller-Name) (config) # mgmt-server type amp primary-server <AMP IP> (Controller-Name) (config) # write mem 12 | Configuring AirWave for Global Dell PowerConnect W-Series Infrastructure Dell PowerConnect W-AirWave | Version 7.3...

  • Page 13: Chapter 3 Configuring A Dell Powerconnect W Group In Amp

    Chapter 3 Configuring a Dell PowerConnect W Group in AMP It is prudent to establish a Dell PowerConnect W Group within AMP. During the discovery process you will move new discovered controllers into this group. This chapter contains the following topics: “Basic Monitoring Configuration”...

  • Page 14: Advanced Configuration

    Figure 6 Group SNMP Version for Monitoring 12. Select Save and Apply. Advanced Configuration Refer to the Dell PowerConnect W AirWave Configuration Guide located at support.dell.com/manuals detailed instructions. 14 | Configuring a Dell PowerConnect W Group in AMP Dell PowerConnect W-AirWave | Version 7.3...

  • Page 15: Discovering Dell Powerconnect W-Series Infrastructure

    Chapter 2, “Configuring AirWave for Global Dell PowerConnect W-Series Infrastructure” on page 9  Chapter 3, “Configuring a Dell PowerConnect W Group in AMP” on page 13  The following topics in this chapter walk through the basic procedure for discovering and managing Dell PowerConnect W-Series infrastructure: “Discovering Master Controllers” on page 15 ...
  • Page 16 Figure 7 Dell PowerConnect W Credentials in Device Setup > Add 4. Enter the required fields for configuration and basic monitoring: Telnet/SSH Username  Telnet/SSH password  “enable” password  5. Enter the required fields for WMS Offload SNMPv3 Auth Protocol ...

  • Page 17: Local Controller Discovery

    Now command from the APs/Devices > Monitor page, thin APs will appear on the APs/Devices > New page. Add the thin APs to the Group defined previously. Within Dell PowerConnect W-AirWave, thin APs can be split away from the controller's Group. You can split thin APs into multiple Groups if required.
  • Page 18 18 | Discovering Dell PowerConnect W-Series Infrastructure Dell PowerConnect W-AirWave | Version 7.3...

  • Page 19: Chapter 5 Amp And Dell Powerconnect W-Series Integration Strategies

    Chapter 5 AMP and Dell PowerConnect W-Series Integration Strategies This chapter describes strategies for integrating AMP and Dell PowerConnect W-Series, and contains the following topics: “Integration Goals” on page 19  “Example Use Cases” on page 20  “Prerequisites for Integration” on page 21 ...

  • Page 20: Example Use Cases

    When to Define AMP as Trap Host You want to track IDS events within the AMP UI.  You are in the process of converting their older third-party WLAN devices to Dell PowerConnect W and want  a unified IDS dashboard for all WLAN infrastructure.

  • Page 21: Prerequisites For Integration

    6. Select Save and Apply. 7. Select Save. This will push a set of commands via SSH to all Dell PowerConnect W local controllers. AMP must have read/ write access to the controllers in order to push these commands. NOTE: This process will not reboot your controllers.

  • Page 22: Wms Offload Utilizing Amp

    Offload Configuration in Monitor-Only Mode. 2. Select Save and Apply. This will push a set of commands via SSH to all Dell PowerConnect W Master Controllers. If the controller does not have an SNMPv3 user that matches the AMP database it will automatically create a new SNMPv3 user.

  • Page 23: Arubaos Traps Utilized By Amp

     wlsxSignStaDeauthBcastwlsxChannelFrameErrorRateExceeded  wlsxChannelFrameFragmentationRateExceeded  wlsxChannelFrameRetryRateExceeded  wlsxNIpSpoofingDetected  wlsxStaImpersonation  wlsxReservedChannelViolation  wlsxValidSSIDViolation  wlsxStaPolicyViolation  wlsxRepeatWEPIVViolation  wlsxWeakWEPIVViolation  wlsxFrameRetryRateExceeded  Dell PowerConnect W-AirWave | Best Practices Guide AMP and Dell PowerConnect W-Series Integration Strategies | 23...

  • Page 24: Arm Traps

    Ensure the source IP of the traps match the IP that AMP utilizes to manage the controller, as shown in Figure Navigate to APs/Devices > Monitor to validate the IP address in the Device Info section. 24 | AMP and Dell PowerConnect W-Series Integration Strategies Dell PowerConnect W-AirWave | Version 7.3...
  • Page 25 AMP. The Traps that AMP does process are listed above. Ensure you disable qlogging after testing as it could negatively impact AMP performance if left turned on: [root@AMP ~]# qlog enable snmp_traps Dell PowerConnect W-AirWave | Best Practices Guide AMP and Dell PowerConnect W-Series Integration Strategies | 25...

  • Page 26: Understanding Wms Offload Impact On Dell Powerconnect W-Series Infrastructure

    Suspected Rogue APs - partial data is available in AMP on each APs/Devices > Manage page  Interfering APs Detected - partial data is available in AMP on each APs/Devices > Manage page  26 | AMP and Dell PowerConnect W-Series Integration Strategies Dell PowerConnect W-AirWave | Version 7.3...
  • Page 27 Disabled Clients - no summary data available in AMP  “Rogue Device Classification” on page 33 for more information on security, IDS, WIPS, WIDS, classification, and RAPIDS. Dell PowerConnect W-AirWave | Best Practices Guide AMP and Dell PowerConnect W-Series Integration Strategies | 27...
  • Page 28 28 | AMP and Dell PowerConnect W-Series Integration Strategies Dell PowerConnect W-AirWave | Version 7.3...

  • Page 29: Chapter 6 Dell Powerconnect W-Specific Capabilities In Amp

    Chapter 6 Dell PowerConnect W-Specific Capabilities in AMP This chapter discusses Dell PowerConnect W-specific capabilities in AMP, and contains the following topics: “Dell PowerConnect W Traps for RADIUS Auth & IDS Tracking” on page 29  “Remote AP Monitoring” on page 30 ...

  • Page 30: Remote Ap Monitoring

    ARM statistics & Channel utilization are very powerful tools for diagnosing capacity and other issues in your WLAN. 1. Navigate to an APs/Devices > Monitor page for any of the following Dell PowerConnect W models: Dell PowerConnect W-AP105, Dell PowerConnect W-AP92, Dell PowerConnect W-AP93, Dell PowerConnect W-AP124, or Dell PowerConnect W-AP125.

  • Page 31: Visualrf And Channel Utilization

    See the Dell PowerConnect W-AirWave 7.3 User Guide in Home > Documentation for more information on the data displayed in the Radio Statistics page for these devices. VisualRF and Channel Utilization To view how channel utilization is impacting an area within a building, follow these steps: 1.

  • Page 32: Viewing Channel Utilization Alerts

    5. Create a trigger condition for Radio Type and select the frequency to evaluate. 6. Select total, receive, transmit, or interference trigger condition. 7. Set up any restrictions or notifications (refer to the Dell PowerConnect W-AirWave 7.3 User Guide in Home > Documentation for more details) 8.

  • Page 33: Rogue Device Classification

    Controller's UI and in the AMP UI will probably not match, because the Controller/ APs do not reclassify rogue devices frequently. Dell PowerConnect W-AirWave | Best Practices Guide Dell PowerConnect W-Specific Capabilities in AMP | 33...

  • Page 34: Rules-Based Controller Classification

    1. Navigate to RAPIDS > Rules and select the pencil icon for a rule. 2. In the Classification drop-down menu, select Use Controller Classification as seen in Figure 3. Select Save. 34 | Dell PowerConnect W-Specific Capabilities in AMP Dell PowerConnect W-AirWave | Version 7.3...

  • Page 35: Changing Rapids Based On Controller Classification

    Figure Figure 23 Configure Rules for Classification 4. Select Add. 5. Select desired controller classification to use as an evaluation in RAPIDS. 6. Select Save. Dell PowerConnect W-AirWave | Best Practices Guide Dell PowerConnect W-Specific Capabilities in AMP | 35...
  • Page 36 36 | Dell PowerConnect W-Specific Capabilities in AMP Dell PowerConnect W-AirWave | Version 7.3...

  • Page 37: Appendix Acli Arubaos & Amp Commands

    SSH into the controller, and enter “enable” mode, and issue the following commands: (Controller-Name) # configure terminal Enter Configuration commands, one per line. End with CNTL/Z (Controller-Name) (config) # wms general collect-stats enable (Controller-Name) (config) # write mem Dell PowerConnect W-AirWave | Best Practices Guide CLI ArubaOS & AMP Commands | 37...

  • Page 38: Offload Wms Utilizing Arubaos Cli And Amp Cli (Snmp Walk)

    Sample: mobility-manager 10.2.32.1 user airwave123 airwave123 (Controller-Name) (config) # write mem AMP SNMP Login into the Dell PowerConnect W-AirWave server with proper administrative access and issue the following command for all controllers (master and locals): NOTE: Do not use these commands if using AMP GUI.

  • Page 39: Ensuring Master Controller Pushes Config To Local Controllers Utilizing Arubaos Cli

    Enter Configuration commands, one per line. End with CNTL/Z (Controller-Name) (config) # ids management-profile (Controller-Name) (config) # ids general-profile <name> (Controller-Name) (config) # ids-events logs-and-traps (Controller-Name) (config) # write mem Dell PowerConnect W-AirWave | Best Practices Guide CLI ArubaOS & AMP Commands | 39...

  • Page 40: Copy & Paste To Enable Proper Traps With The Arubaos Cli

    Copy & Paste to Enable Proper Traps With the ArubaOS CLI To ensure the proper traps are configured on Dell PowerConnect W-series controllers copy and paste the following command after entering “enable” mode and issuing the configure terminal command: snmp-server trap enable wlsxNUserAuthenticationFailed...

  • Page 41: Appendix B How Amp Acquires Data From Dell Powerconnect W-Series Devices

    Appendix B How AMP Acquires Data from Dell PowerConnect W-Series devices Table 7 How AMP Acquires Data from Dell PowerConnect W-Series devices Data Elements Controller/Thin AP SNMP MIB SNMP Traps AMON CLI/SSH WMS Offload RTLS Configuration interface Device configuration/audit User and client interfaces...
  • Page 42 42 | How AMP Acquires Data from Dell PowerConnect W-Series devices Dell PowerConnect W-AirWave | Version 7.3...

  • Page 43: Appendix Cwms Offload Details

    4. AMP sends a classification message back to all Local controllers managed by Master controller 1, (1-1, 1-2, and 1-3) 5. AMP sends a classification message back to all additional Local controllers managed by the Dell PowerConnect W-AirWave server. In this example all Local controllers under Master controller 2, (2-1, 2-2, and 2-3) would receive the classification messages.

  • Page 44: Benefits Of Using Amp As Master Device State Manager

     device or authorizing a valid device when devices roam across a large campus. Ability to correlate state of third party access points with ARM. This will ensure Dell PowerConnect W-Series  infrastructure interoperates more efficiently in a mixed infrastructure environment.

  • Page 45: Appendix D Increasing Location Accuracy

    110 milliseconds 242.64 seconds Leveraging RTLS to Increase Accuracy This section provides instructions for integrating the AMP, Dell PowerConnect W-Series WLAN infrastructure and RTLS feed for more accurately locating wireless clients and Wi-Fi Tags. Deployment Topology Figure 25 Typical Client Location...

  • Page 46: Prerequisites

    Figure 26 Typical Tag Deployment Prerequisites You will need the following information to monitor and manage your Dell PowerConnect W-Series infrastructure. Ensure AMP server is already monitoring Dell PowerConnect W-Series infrastructure  Ensure WMS Offload process is complete  Ensure firewall configuration for port 5050 (default port) supports bidirectional UDP communication ...

  • Page 47: Enable Rtls On Controller

    1224534900.588245 - got 96 bytes from 10.51.1.39 on port 5050 Mon Oct 20 13:35:00 2008: 1224534900.588338 - got 96 bytes from 10.51.1.39 on port 5050 payload: 0014c9c90100003c001a1ec050780000000200000013c9c70100000c001a1ec050780000000d54a7a28054 0001ddff020013c9c80100000c001a1ec050780000000cdb8ae9a9000006c4ff02 Dell PowerConnect W-AirWave | Best Practices Guide Increasing Location Accuracy | 47...

  • Page 48: Wi-Fi Tag Setup Guidelines

    Ensure that the tags can be heard by at least three (3) access points from any given location. The  recommended is 4 for best results. Ensure that the tags chirp on all regulatory channels.  48 | Increasing Location Accuracy Dell PowerConnect W-AirWave | Version 7.3...

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