Breakout - Airheads Macau 2013 - WLAN Management & Troubleshooting with AirWave
 

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Breakout - Airheads Macau 2013 - WLAN Management & Troubleshooting with AirWave ...

Breakout - Airheads Macau 2013 - WLAN Management & Troubleshooting with AirWave
Topics Include:
AirWave overview
Diagnosing client RF problems
Proactive management
Visual RF
Reports
Triggers & Alerts
Rogue detection
Configuration
AirWave 8.0 Multi-Server

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  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • APs/AirMonitors are the eyes and ears – providing access and scanningController is the brains behind the analysisAirwave is the face which communicates the presentation layer of data in terms of big picture and historical trends.
  • APs/AirMonitors are the eyes and ears – providing access and scanningController is the brains behind the analysisAirwave is the face which communicates the presentation layer of data in terms of big picture and historical trends.
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 1:23Wi-Fi History @ MicrosoftWi-Fi as a utilityThe Good, the Bad and the UglyFuture: Boldly Go
  • 46:01
  • 46:01

Breakout - Airheads Macau 2013 - WLAN Management & Troubleshooting with AirWave Presentation Transcript

  • 1. WLAN Management & Troubleshooting with AirWave Carl Mower, VP Network Management Engineering November 2013 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 1 #airheadsconf
  • 2. Agenda Everything in this presentation is from AirWave 7.7, unless specially noted by: AirWave overview Diagnosing client RF problems Coming soon in 8.0 Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 2 #airheadsconf
  • 3. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 4 #airheadsconf
  • 4. AirWave manages it all Aruba WLAN Wired Legacy WLAN Aruba Networks Migrate from Cisco Controllers & APs Instant CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved Any MIB-II compliant device Motorola Legacy 5 Outdoor / Mesh Monitor network activity Aruba Users & Devices Aruba AP175 Classification & reporting Integration with MDM Aruba AirMesh #airheadsconf
  • 5. Aruba Management Architecture AirWave • Long-term History & Trending • WLAN Troubleshooting • Visualization & Reporting Controller (or VC) • Centralized Radio Management • Role based Policy Enforcement APs / AMs • 802.11 radios • Integrated IDS/IPS • Spectrum Analysis CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 6 #airheadsconf
  • 6. Data Flow to AirWave Airwave Email, SNMP, Syslog NMS Controller Virtual Controller CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 7 #airheadsconf
  • 7. AirWave Groups & Folders Groups Define Configuration Standard Devices share config in Group Defines polling intervals and protocol Share same Firmware level on devices Groups are non-hierarchical Folders Similar to Directory structure on your PC Common monitoring, alerting Control role based access Hierarchical based organization No limit on level depth Every device associated with ONLY ONE Group and Folder CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 8 #airheadsconf
  • 8. AirWave 7.7 & 8.0 AirWave 7.7 AirWave 7.7.6 – 10 new visibility features (see next) – IAP GUI config – Application visibility – 7.3 switch config profiles – No more Flash graphs – Zero-touch config for switches – Support 11ac, new APs, AOS 6.3 – Support for IAP 3.3 – SNMP  AMON for client & AP data – VisualRF speedup AirWave 8.0 Coming soon in 8.0 – Separate firmware download & reboot – Support for IAP 3.4 & 4.0 – Integration w/ Image Server – Multi-server AirWave – Added Cisco 1600 & 2600 – UI refresh including migration of VisualRF to HTML5 – Run commands repeatedly CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 10 #airheadsconf
  • 9. New Visibility Features Added in 7.7 1. Watched Clients – to show status of VIP clients 2. RF capacity dashboard – to show heavily-used radios/APs 3. Anomaly detection – to find anomalies in client counts or bandwidth used 4. Client steering table & report – to show ARM3.0 steering events 5. Graphs no longer in Flash – to enable AirWave on iPads 6. AppRF – to show PEF session data over time 7. Client health metric added to existing RF performance dashboard 8. Client health indications displayed for clients on VisualRF floorplans 9. Summarize reports by folder –show heaviest usage by folder/geography 10. Trigger enhancements – eliminate stale events CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 11 #airheadsconf
  • 10. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 16 #airheadsconf
  • 11. User “gmurphy” calls helpdesk… CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 18 #airheadsconf
  • 12. Client Diagnostic View CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 19 #airheadsconf
  • 13. Overlay: Client Location CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 20 #airheadsconf
  • 14. Overlay: Heatmap CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 21 #airheadsconf
  • 15. Overlay: Data Rate CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 22 #airheadsconf
  • 16. Overlay: Client Health CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 23 #airheadsconf
  • 17. Client Match Events CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 25 #airheadsconf
  • 18. Client Match Events - Detail CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 26 #airheadsconf
  • 19. Client Detail CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 28 #airheadsconf
  • 20. Client Detail Detailed information for the selected client: • Device info • Current association • Graphs • Current location (VRF) • Alerts for that client • Client match events • Radios that hear client • Association history • Device events CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 29 #airheadsconf
  • 21. Radio Diagnostics CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 30 #airheadsconf
  • 22. All Graphs in 7.7 Now HTML5 Graphs in AirWave 7.6 and earlier were Flash-based All graphs in AirWave 7.7 are converted from Flash to HTML5 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 32 #airheadsconf
  • 23. All Graphs in 7.7 Now HTML5 By clicking on a graph, can then zoom in/out, pan, and hover (to get values for each point) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 33 #airheadsconf
  • 24. Run CLI command(s) at intervals CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 35 #airheadsconf
  • 25. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 37 #airheadsconf
  • 26. Application Visibility Collections of 9-tuples: • Source-IP • Source-port • Destination-IP • Destination-port • Protocol • Device type (Win7, iPad, iPhone…) • Role (employee, guest…) • ESSID (production, guest…) • Location (folder) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 39 #airheadsconf
  • 27. Application Visibility: Overview CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 40 #airheadsconf
  • 28. Application Visibility: by Destination CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 41 #airheadsconf
  • 29. Application Visibility: by ESSID CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 42 #airheadsconf
  • 30. RF Performance CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 44 #airheadsconf
  • 31. RF Performance CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 45 #airheadsconf
  • 32. RF Capacity 2 radios were “heavily utilized” 80-100% of the time. (“Heavily utilized” is 80%+ utilization). (Only “on time” is considered. That is, blocks of time the radio is doing something, not the middle-of-the-night). CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 47 #airheadsconf
  • 33. RF Capacity CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 48 #airheadsconf
  • 34. RF Capacity CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 49 #airheadsconf
  • 35. Watched Clients CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 51 #airheadsconf
  • 36. Network Deviations CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 53 #airheadsconf
  • 37. Network Deviations Anomalies illustrated for clients and bandwidth. Shown here, the current reading (blue, green), plotted against 40-week average +/– one standard deviation. Average for any given period of time, (for example, noon-12:10 on a Friday), is calculated for that same time-period (noon-12:10) for the previous 40 Fridays. (Average is NOT simply the previous few days). CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 54 #airheadsconf
  • 38. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 56 #airheadsconf
  • 39. VisualRF Review Coverage Heatmaps CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 58 #airheadsconf
  • 40. VisualRF Visualize Rogue AP Location Locate Interference sources CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 59 #airheadsconf
  • 41. VisualRF CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 60 #airheadsconf
  • 42. VisualRF 8.0: FlashHTML5 for iPad In AirWave 8.0, VisRF moves to HTML5. Coming soon in 8.0 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 61 #airheadsconf
  • 43. VisualRF 8.0: HTML5 Coming soon in 8.0 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 62 #airheadsconf
  • 44. VisualRF 8.0: HTML5 Coming soon in 8.0 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 63 #airheadsconf
  • 45. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 65 #airheadsconf
  • 46. Custom & Pre-Defined Reports 20 pre-defined reports to choose from… …or make a custom report from any combination of the 170+ “sections” available above CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 66 #airheadsconf
  • 47. Custom Reports Filter custom reports by: • Folder • Group • [Infrastructure] Device type • ESSID • End-user role • Client: OS, chipset, manufacturer Also: • Pick report range (start, end) • Schedule recurring report execution • Email report • HTML, CSV, PDF CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 67 #airheadsconf
  • 48. Custom & Pre-Defined Reports Now to highlight 4 reports… CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 68 #airheadsconf
  • 49. RF Health Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 70 #airheadsconf
  • 50. RF Health Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 71 #airheadsconf
  • 51. RF Health Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 72 #airheadsconf
  • 52. RF Health Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 73 #airheadsconf
  • 53. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 75 #airheadsconf
  • 54. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 76 #airheadsconf
  • 55. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 77 #airheadsconf
  • 56. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 78 #airheadsconf
  • 57. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 79 #airheadsconf
  • 58. Client Session Report CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 80 #airheadsconf
  • 59. Client Steering Report Client match actions by: • Folder • AP • Client Details of each match CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 82 #airheadsconf
  • 60. Client Steering Report Client Steering Report • Steers by device type • By steering reason • By band (11ac, n-5G, n-2.4) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 83 #airheadsconf
  • 61. PCI Compliance Report Shows results of an audit of the WLAN against specific PCI requirements. For each PCI requirement, shows failing cases, (if any). CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 85 #airheadsconf
  • 62. Most by Folder (Region) Report Summarize max concurrent clients and utilization by folder. When each folder represents a geographic location, useful to find “busiest” locations. CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 87 #airheadsconf
  • 63. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 89 #airheadsconf
  • 64. Triggers 35 different trigger types. CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 91 #airheadsconf
  • 65. Triggers Configurable attributes common to all triggers: • Severity (normal, warning, minor, major, critical) • Limit by folder • (If folder specified…) do/do-not include sub-folders • Limit by group • Notes • Alert via Email (if so: specify sender Email and 1+ recipients) • Alert to NMS (if so: select 1 or more destinations) • Optionally suppress future alerts until first is acknowledged Also, limiting conditions unique to each trigger type A few select triggers and their unique conditions are highlighted… CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 92 #airheadsconf
  • 66. Triggers CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 93 #airheadsconf
  • 67. Triggers: Device Down CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 94 #airheadsconf
  • 68. Triggers Device Down • Limit number of outstanding down events • Must be down X minutes • Suppress thin-AP-down when controller down • Suppress device-down when upsteam device is down • By device type (AP, controller, RAP, switch…) • Minutes down threshold Device Up • Auto acknowledge corresponding down event • Match by device type (AP, controller, RAP, switch…) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 95 #airheadsconf
  • 69. Triggers AP Usage • Direction: up, down, combined • Threshold & duration to measure Channel Utilization • Interference % • By radio type (11ac, 11a, 11b, 11g, 11n, …) • Time busy, receiving, transmitting Radio Noise Floor • By device type (AP, controller, RAP, switch…) • Noise floor • By radio type (11ac, 11a, 11b, 11g, 11n, …) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 96 #airheadsconf
  • 70. Triggers Device Event • Event contains sub-string • Event type (syslog, SNMP trap) • SNMP trap category (HW, IDS, client security, AP security, rogue…) • Syslog category and/or severity Radio Down / Radio Up • By radio type (11ac, 11a, 11b, 11g, 11n, …) 802.11 Frame Counters / 802.11 QoS Counters • 110+ different counters by threshold New client discovered New device discovered • By device type (AP, controller, RAP, switch…) CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 97 #airheadsconf
  • 71. Triggers Interface Usage • Interface label, mode, name • Interface speed in / out (Mbps) • Interface type • By radio type (11ac, 11a, 11b, 11g, 11n, …) Config Mis-match Device Resources • By device type (AP, controller, RAP, switch…) • CPU or memory threshold Rogue Device Classified • By classification (valid, neighbor, rogue, …) • Confidence level • Threat level CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 98 #airheadsconf
  • 72. Alerts CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 100 #airheadsconf
  • 73. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 102 #airheadsconf
  • 74. Rogue: Rules CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 104 #airheadsconf
  • 75. Rogue: Add a Rule CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 105 #airheadsconf
  • 76. Rogue: Rules Detected on WLAN, LAN Detecting AP Count (at least, at most) Encryption Type Network Type (Infrastructure, AdHoc) Signal Strength SSID (matches, does not match, regex) Detected Client Count IP Addresss Manufacturer CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 106 #airheadsconf
  • 77. Rogue: List CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 107 #airheadsconf
  • 78. Rogue: List Columns Classification (rogue, neighbor, valid) Threat Level Classifying Rule Controller Classification Heard on Wire? Number of Detecting APs SSID Signal Strength Encryption Type Wireless Channel Radio Vendor First, Most-recent Discovering AP First, Most-recent Discovery Date/Time CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 108 #airheadsconf
  • 79. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 110 #airheadsconf
  • 80. IGC: Just like Instant embedded UI CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 112 #airheadsconf
  • 81. IGC: can add a note to any field CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 113 #airheadsconf
  • 82. IGC: multi-edit CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 114 #airheadsconf
  • 83. Switch config CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 116 #airheadsconf
  • 84. Zero-Touch Provisioning Site A - Configuration A Site B – Configuration B Site C – Configuration C Instant AP connects to AirWave server via HTTPS and associates to the Site A group Instant AP connects to Aruba Activate via HTTPS and downloads provisioning details Aruba Activate™ 1 Secure Data Center 2 10 a.m. Site C Site B Site A 10:02 a.m. 3 AirWave™ 10:07 a.m. CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved AirWave pushes the latest software image and Site A configuration 118 Aruba Instant™ #airheadsconf
  • 85. Device Configuration Management Discover Devices Analyze Device Audit Configuration AirWave can Discover, Audit and Fix configuration mismatches or settings to the managed devices CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 120 #airheadsconf
  • 86. Config Compliance Graph CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 121 #airheadsconf
  • 87. Agenda AirWave overview Diagnosing client RF problems Proactive management Visual RF Reports Triggers & Alerts Rogue detection Configuration AirWave 8.0 Multi-Server CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 123 #airheadsconf
  • 88. Current single-server architecture UI report gen swarm handler database SNMP trap recvr AMON recvr AW-RRD config gen/audit work queue ALC workers Visual RF SNMP pollers message bus CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 125 #airheadsconf
  • 89. Multi-server architecture Coming soon in 8.0 database database master database backup OpenTSDB OpenTSDB OpenTSDB worker machine #1 UI worker machine #2 worker machine #3 config gen/audit report gen Visual RF Visual RF Visual RF ALC workers ALC workers ALC workers AMON recvr swarm handler SNMP pollers SNMP trap recvr work queue via [distributed] RabbitMQ message bus CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 126 #airheadsconf
  • 90. Thank You CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 127 #airheadsconf
  • 91. Macau 2013 CONFIDENTIAL © Copyright 2013. Aruba Networks, Inc. All rights reserved 128 #airheadsconf