Xirrus XR-1220 User manual

USER’S GUIDE
High Performance Wireless Networks
Wireless Arrays
XR Series
May 5, 2012
Release 6.1
DRAFT5

All rights reserved. This document may not be reproduced or
disclosed in whole or in part by any means without the written
consent of Xirrus, Inc.
Part Number: 800-0022-001
(Revision D)
Wireless Array™
XR Series

Trademarks
is a registered trademark of Xirrus, Inc. All other trademarks and brand
names are marks of their respective holders.
Please see Legal Notices, Warnings, Compliance Statements, and Warranty and
License Agreements in “Appendix C: Notices” on page 431.
Xirrus, Inc.
2101 Corporate Center Drive
Thousand Oaks, CA 91320
USA
Tel: [phone]
1.800.947.7871 Toll Free in the US
Fax: [phone]
www.xirrus.com

Wireless Array
i
Table of Contents
List of Figures...................................................................................... xi
Introduction ......................................................................................... 1
The Xirrus Family of Products ............................................................................... 1
Nomenclature .................................................................................................... 3
Why Choose the Xirrus Wireless Array? .............................................................. 3
Wireless Array Product Overview ........................................................................ 5
XR Wireless Array Product Family ................................................................ 6
XR-1000 and XR-2000 Series Arrays ....................................................... 6
XR-4000 Series Arrays ............................................................................... 7
XR-6000 Series Arrays ............................................................................... 8
Enterprise Class Security ................................................................................. 9
Deployment Flexibility .................................................................................... 9
Power over Gigabit Ethernet (PoGE) .................................................... 10
Enterprise Class Management ...................................................................... 10
Key Features and Benefits ..................................................................................... 12
High Capacity and High Performance ........................................................ 12
Extended Coverage ......................................................................................... 12
Non-Overlapping Channels .......................................................................... 13
SDMA Optimization ...................................................................................... 13
Fast Roaming ................................................................................................... 13
Easy Deployment ............................................................................................ 13
Secure Wireless Access .................................................................................. 13
Applications Enablement .............................................................................. 14
Advanced Feature Sets .......................................................................................... 14
Xirrus Advanced RF Performance Manager (RPM) .................................. 14
Xirrus Advanced RF Security Manager (RSM) .......................................... 15
Xirrus Advanced RF Analysis Manager (RAM) ......................................... 16
About this User’s Guide ........................................................................................ 17
Organization .................................................................................................... 17
Notes and Cautions ........................................................................................ 19
Screen Images .................................................................................................. 19
Your User’s Guide as a PDF Document ...................................................... 19

Wireless Array
ii
Hyperlinks ....................................................................................................... 19
Product Specifications—XR Array Family ........................................................ 20
Installing the Wireless Array........................................................... 21
Installation Prerequisites ...................................................................................... 21
Optional Network Components ................................................................... 23
Client Requirements ....................................................................................... 23
Planning Your Installation .................................................................................... 24
General Deployment Considerations .......................................................... 24
Coverage and Capacity Planning ................................................................. 26
Placement .................................................................................................. 26
RF Patterns ................................................................................................ 27
Capacity and Cell Sizes ........................................................................... 28
Fine Tuning Cell Sizes ............................................................................. 29
Roaming Considerations ........................................................................ 30
Allocating Channels ................................................................................ 30
Deployment Examples ............................................................................ 33
IEEE 802.11n Deployment Considerations ................................................. 35
MIMO (Multiple-In Multiple-Out) ........................................................ 36
Multiple Data Streams—Spatial Multiplexing ................................... 37
Channel Bonding ..................................................................................... 38
Improved MAC Throughput ................................................................. 39
Short Guard Interval ............................................................................... 39
Obtaining Higher Data Rates ................................................................. 40
802.11n Capacity ...................................................................................... 41
Failover Planning ............................................................................................ 41
Switch Failover Protection ..................................................................... 43
Power Planning ............................................................................................... 44
Power over Gigabit Ethernet ................................................................. 44
Security Planning ............................................................................................ 45
Wireless Encryption ................................................................................ 45
Authentication ......................................................................................... 45
Port Requirements .......................................................................................... 47
Network Management Planning .................................................................. 51
WDS Planning ................................................................................................. 52
Common Deployment Options .................................................................... 55
Installation Workflow ........................................................................................... 56

Wireless Array
iii
Installing Your Wireless Array ............................................................................ 58
Choosing a Location ....................................................................................... 58
Wiring Considerations ............................................................................ 58
Mounting the Array ....................................................................................... 61
Dismounting the Array .................................................................................. 61
Powering Up the Wireless Array ......................................................................... 62
Array LED Operating Sequences ................................................................. 63
LED Boot Sequence ................................................................................. 63
LED Operation when Array is Running .............................................. 64
Establishing Communication with the Array .................................................... 65
Using the Serial Port ....................................................................................... 66
Using the Ethernet Ports ................................................................................ 66
Starting the WMI ............................................................................................. 67
Logging In ........................................................................................................ 67
Entering the License .............................................................................................. 67
Performing the Express Setup Procedure ........................................................... 69
Procedure for Performing an Express Setup .............................................. 70
Securing Low Level Access to the Array ..................................................... 76
The Web Management Interface ................................................... 79
An Overview .......................................................................................................... 80
Structure of the WMI ............................................................................................. 81
User Interface ......................................................................................................... 83
Utility Buttons .......................................................................................... 85
Logging In ............................................................................................................... 87
Applying Configuration Changes ....................................................................... 87
Character Restrictions .................................................................................... 88
Viewing Status on the Wireless Array ........................................... 89
Array Status Windows .......................................................................................... 90
Array Summary .............................................................................................. 90
Content of the Array Summary Window ............................................ 91
Array Information .......................................................................................... 95
Array Configuration ....................................................................................... 96
Admin History ................................................................................................ 97
Network Status Windows ..................................................................................... 97
Network ........................................................................................................... 98

Wireless Array
iv
Network Map .................................................................................................. 99
Content of the Network Map Window ................................................ 99
Spanning Tree Status .................................................................................... 102
Routing Table ................................................................................................ 103
ARP Table ...................................................................................................... 103
DHCP Leases ................................................................................................. 104
Connection Tracking/NAT ......................................................................... 104
CDP Neighbors ............................................................................................. 105
Network Assurance ...................................................................................... 106
RF Monitor Windows .......................................................................................... 107
IAPs ................................................................................................................. 108
Spectrum Analyzer ...................................................................................... 109
Intrusion Detection ...................................................................................... 112
Channel History ............................................................................................ 114
Radio Assurance ........................................................................................... 116
Station Status Windows ...................................................................................... 118
Stations ........................................................................................................... 119
Location Map ................................................................................................. 120
RSSI ................................................................................................................. 125
Signal-to-Noise Ratio (SNR) ........................................................................ 127
Noise Floor ..................................................................................................... 129
Max by IAP .................................................................................................... 131
Station Assurance ......................................................................................... 132
Statistics Windows ............................................................................................... 134
IAP Statistics Summary ................................................................................ 134
Per-IAP Statistics ........................................................................................... 135
Network Statistics ......................................................................................... 137
VLAN Statistics ............................................................................................. 138
WDS Statistics ................................................................................................ 139
Filter Statistics ............................................................................................... 140
Station Statistics ............................................................................................ 140
Per-Station Statistics ..................................................................................... 141
System Log Window ........................................................................................... 142
IDS Event Log Window ...................................................................................... 143
Configuring the Wireless Array................................................... 147
Express Setup ........................................................................................................ 149

Wireless Array
v
Network ................................................................................................................. 156
Network Interfaces ...................................................................................... 157
Network Interface Ports ........................................................................ 158
Network Bonds ............................................................................................. 160
DNS Settings .................................................................................................. 167
CDP Settings .................................................................................................. 168
Services .................................................................................................................. 170
Time Settings (NTP) ..................................................................................... 171
NetFlow .......................................................................................................... 173
Wi-Fi Tag ....................................................................................................... 175
System Log ..................................................................................................... 176
SNMP .............................................................................................................. 179
DHCP Server ................................................................................................. 182
VLANs ................................................................................................................... 185
Understanding Virtual Tunnels .......................................................... 185
VLAN Management ..................................................................................... 187
Security .................................................................................................................. 190
Understanding Security ........................................................................ 191
Certificates and Connecting Securely to the WMI ............................ 194
Using the Array’s Default Certificate ................................................. 194
Using an External Certificate Authority ............................................. 195
Admin Management .................................................................................... 196
Admin Privileges .......................................................................................... 198
Admin RADIUS ............................................................................................ 200
About Creating Admin Accounts on the RADIUS Server ............. 200
Management Control ................................................................................... 203
Access Control List ....................................................................................... 209
Global Settings .............................................................................................. 212
External Radius ............................................................................................. 216
About Creating User Accounts on the RADIUS Server .................. 216
Internal Radius .............................................................................................. 219
Rogue Control List ........................................................................................ 222
SSIDs ...................................................................................................................... 224
Understanding SSIDs ............................................................................ 225
Understanding QoS Priority on the Wireless Array ........................ 226
SSID Management ........................................................................................ 231
SSID List (top of page) .......................................................................... 232

Wireless Array
vi
SSID Limits ............................................................................................. 236
Web Page Redirect Configuration Settings ....................................... 237
WPA Configuration Settings .............................................................. 241
RADIUS Configuration Settings ......................................................... 242
Active IAPs .................................................................................................... 243
Per-SSID Access Control List ...................................................................... 244
Groups ................................................................................................................... 246
Understanding Groups ......................................................................... 246
Using Groups ......................................................................................... 247
Group Management ..................................................................................... 248
Group Limits .......................................................................................... 250
IAPs ........................................................................................................................ 253
Understanding Fast Roaming .............................................................. 255
IAP Settings ................................................................................................... 256
Global Settings (IAP) ................................................................................... 261
Beacon Configuration ........................................................................... 263
Station Management ............................................................................. 263
Advanced Traffic Optimization .......................................................... 264
Global Settings .11an .................................................................................... 270
Global Settings .11bgn .................................................................................. 274
Global Settings .11n ...................................................................................... 279
Advanced RF Settings .................................................................................. 282
About Standby Mode ............................................................................ 282
RF Monitor .............................................................................................. 283
RF Resilience .......................................................................................... 284
RF Power & Sensitivity ......................................................................... 285
RF Spectrum Management ................................................................... 287
Station Assurance .................................................................................. 288
Intrusion Detection ....................................................................................... 291
DoS Attacks ............................................................................................ 292
Impersonation Attacks .......................................................................... 293
About Blocking Rogue APs .................................................................. 294
RF Intrusion Detection and Auto Block Mode .................................. 294
DoS Attack Detection Settings ............................................................. 295
Impersonation Detection Settings ....................................................... 296
LED Settings .................................................................................................. 297
DSCP Mappings ............................................................................................ 298

Wireless Array
vii
Roaming Assist .............................................................................................. 299
WDS ....................................................................................................................... 302
About Configuring WDS Links ........................................................... 302
Long Distance Links .............................................................................. 303
WDS Client Links .......................................................................................... 304
Filters ..................................................................................................................... 308
Filter Lists ...................................................................................................... 309
Filter Management ....................................................................................... 311
Clusters .................................................................................................................. 314
Cluster Definition ........................................................................................ 315
Cluster Management ................................................................................... 316
Cluster Operation ........................................................................................ 317
Using Tools on the Wireless Array............................................... 319
System Tools ......................................................................................................... 320
About Licensing and Upgrades ........................................................... 321
System ..................................................................................................... 322
Automatic Updates from Remote Image or Configuration File .... 323
Configuration ......................................................................................... 324
Diagnostics ............................................................................................. 326
Web Page Redirect ................................................................................. 328
Network Tools ........................................................................................ 329
Progress and Status Frames ................................................................. 331
CLI ......................................................................................................................... 332
Options .................................................................................................................. 333
Logout .................................................................................................................... 336
The Command Line Interface ...................................................... 337
Establishing a Secure Shell (SSH) Connection ................................................. 337
Getting Started with the CLI .............................................................................. 339
Inputting Commands ................................................................................... 339
Getting Help .................................................................................................. 339
Top Level Commands ......................................................................................... 341
Root Command Prompt ............................................................................... 341
configure Commands ................................................................................... 342
show Commands .......................................................................................... 345
statistics Commands ..................................................................................... 348

Wireless Array
viii
Configuration Commands .................................................................................. 350
acl .................................................................................................................... 350
admin .............................................................................................................. 351
cdp ................................................................................................................... 352
clear ................................................................................................................. 353
cluster ............................................................................................................. 354
contact-info .................................................................................................... 355
date-time ........................................................................................................ 356
dhcp-server .................................................................................................... 357
dns ................................................................................................................... 358
file .................................................................................................................... 359
filter ................................................................................................................. 362
Air Cleaner ............................................................................................. 363
group .............................................................................................................. 366
hostname ........................................................................................................ 366
interface .......................................................................................................... 367
load ................................................................................................................. 367
location ........................................................................................................... 368
management .................................................................................................. 368
more ................................................................................................................ 370
netflow ............................................................................................................ 371
no ..................................................................................................................... 372
quit .................................................................................................................. 374
radius-server .................................................................................................. 374
reboot .............................................................................................................. 375
reset ................................................................................................................. 375
restore ............................................................................................................. 376
run-tests .......................................................................................................... 377
security ........................................................................................................... 379
snmp ............................................................................................................... 380
ssid .................................................................................................................. 381
syslog .............................................................................................................. 382
uptime ............................................................................................................. 383
vlan .................................................................................................................. 384
wifi-tag ........................................................................................................... 385
Sample Configuration Tasks .............................................................................. 386
Configuring a Simple Open Global SSID .................................................. 387

Wireless Array
ix
Configuring a Global SSID using WPA-PEAP ......................................... 388
Configuring an SSID-Specific SSID using WPA-PEAP ........................... 389
Enabling Global IAPs ................................................................................... 390
Disabling Global IAPs .................................................................................. 391
Enabling a Specific IAP ................................................................................ 392
Disabling a Specific IAP ............................................................................... 393
Setting Cell Size Auto-Configuration for All IAPs .................................. 394
Setting the Cell Size for All IAPs ................................................................ 395
Setting the Cell Size for a Specific IAP ....................................................... 396
Configuring VLANs on an Open SSID ...................................................... 397
Configuring Radio Assurance Mode (Loopback Tests) .......................... 398
Appendices..................................................................................... 401
Appendix A: Quick Reference Guide ............................................................... 403
Factory Default Settings ...................................................................................... 403
Host Name ..................................................................................................... 403
Network Interfaces ....................................................................................... 403
Serial ........................................................................................................ 403
Gigabit 1 and Gigabit 2 ......................................................................... 404
Server Settings ............................................................................................... 404
NTP .......................................................................................................... 404
Syslog ...................................................................................................... 404
SNMP ...................................................................................................... 405
DHCP .............................................................................................................. 405
Default SSID .................................................................................................. 406
Security .......................................................................................................... 406
Global Settings - Encryption ............................................................... 406
External RADIUS (Global) .................................................................. 407
Internal RADIUS .................................................................................... 408
Administrator Account and Password ...................................................... 408
Management .................................................................................................. 408
Keyboard Shortcuts ............................................................................................. 409
Appendix B: Technical Support ........................................................................ 411
General Hints and Tips ....................................................................................... 411
Frequently Asked Questions .............................................................................. 412
Multiple SSIDs ............................................................................................... 412

Wireless Array
x
Security ........................................................................................................... 414
VLAN Support .............................................................................................. 417
Array Monitor and Radio Assurance Capabilities .......................................... 420
Enabling Monitoring on the Array ..................................................... 420
How Monitoring Works ............................................................................... 420
Radio Assurance ........................................................................................... 421
Radio Assurance Options ..................................................................... 422
RADIUS Vendor Specific Attribute (VSA) for Xirrus ..................................... 423
Upgrading the Array via CLI ............................................................................. 424
Sample Output for the Upgrade Procedure: ............................................. 425
Contact Information ............................................................................................ 429
Appendix C: Notices ........................................................................................... 431
Notices ................................................................................................................... 431
EU Directive 1999/5/EC Compliance Information ........................................ 435
Compliance Information (Non-EU) ................................................................... 442
Safety Warnings ................................................................................................... 443
Translated Safety Warnings ............................................................................... 444
Software License and Product Warranty Agreement ..................................... 445
Hardware Warranty Agreement ....................................................................... 451
Glossary of Terms.......................................................................... 453
Index................................................................................................ 465

Wireless Array
List of Figures xi
List of Figures
Figure 1. Xirrus Arrays: XR Series............................................................................ 1
Figure 2. The Xirrus Management System .............................................................. 2
Figure 3. Wireless Array (XR Series)........................................................................ 5
Figure 4. Wireless Coverage Patterns ...................................................................... 9
Figure 5. WMI: Array Status.................................................................................... 11
Figure 6. Layout of IAPs (XR-7630) ........................................................................ 12
Figure 7. Wall Thickness Considerations .............................................................. 25
Figure 8. Unit Placement.......................................................................................... 26
Figure 9. Full (Normal) Coverage........................................................................... 27
Figure 10. Adjusting RF Patterns.............................................................................. 27
Figure 11. Custom Coverage ..................................................................................... 28
Figure 12. Connection Rate vs. Distance ................................................................. 28
Figure 13. Transmit Power......................................................................................... 29
Figure 14. Overlapping Cells..................................................................................... 30
Figure 15. Allocating Channels Manually............................................................... 32
Figure 16. Deployment Scenario (54 Mbps)—Per Sector...................................... 33
Figure 17. Deployment Scenario (36 Mbps)—Per Sector...................................... 33
Figure 18. Deployment Scenario (18 Mbps)—Per Sector...................................... 34
Figure 19. Classic 802.11 Signal Transmission........................................................ 36
Figure 20. MIMO Signal Processing......................................................................... 36
Figure 21. Spatial Multiplexing................................................................................. 37
Figure 22. Channel Bonding...................................................................................... 38
Figure 23. MAC Throughput Improvements.......................................................... 39
Figure 24. Computing 802.11n Data Rates .............................................................. 40
Figure 25. Port Failover Protection........................................................................... 41
Figure 26. Switch Failover Protection ..................................................................... 43
Figure 27. Port Requirements for XMS .................................................................... 47
Figure 28. WDS Link................................................................................................... 52
Figure 29. A Multiple Hop WDS Connection ......................................................... 53
Figure 30. WDS Failover Protection ......................................................................... 53
Figure 31. Installation Workflow .............................................................................. 56
Figure 32. Array Placement ....................................................................................... 58
Figure 33. LED Locations........................................................................................... 62
Figure 34. Network Interface Ports—XR-1000 Series ............................................ 65

Wi-Fi Array
xii List of Figures
Figure 35. Network Interface Ports—XR-2000 Series ??OK?? .............................. 65
Figure 36. Network Interface Ports—XR-4000 Series ............................................ 65
Figure 37. Network Interface Ports—XR-6000 Series ............................................ 66
Figure 38. Express Setup............................................................................................ 69
Figure 39. Web Management Interface.................................................................... 80
Figure 40. WMI: Frames............................................................................................. 83
Figure 41. Major Menu Sections Collapsed (on left).............................................. 84
Figure 42. WMI: Utility Buttons................................................................................ 85
Figure 43. Feedback Form.......................................................................................... 86
Figure 44. Logging In to the Wireless Array........................................................... 87
Figure 45. Array Summary ........................................................................................ 90
Figure 46. Disabled IAP (Partial View).................................................................... 93
Figure 47. IAP Cells .................................................................................................... 94
Figure 48. Array Information .................................................................................... 95
Figure 49. Show Configuration................................................................................. 96
Figure 50. Admin Login History............................................................................... 97
Figure 51. Network Settings ...................................................................................... 98
Figure 52. Network Map............................................................................................ 99
Figure 53. Spanning Tree Status.............................................................................. 102
Figure 54. Routing Table.......................................................................................... 103
Figure 55. ARP Table ................................................................................................ 103
Figure 56. DHCP Leases........................................................................................... 104
Figure 57. Connection Tracking.............................................................................. 104
Figure 58. CDP Neighbors ....................................................................................... 105
Figure 59. Network Assurance................................................................................ 106
Figure 60. RF Monitor—IAPs ................................................................................. 108
Figure 61. RF Monitor—IAPs ................................................................................. 108
Figure 62. RF Spectrum Analyzer........................................................................... 110
Figure 63. Intrusion Detection/Rogue AP List..................................................... 112
Figure 64. RF Monitor—Channel History............................................................. 114
Figure 65. RF Monitor—Channel History (Rotated) ........................................... 115
Figure 66. RF Monitor—Channel History (Text) ................................................. 115
Figure 67. Radio Assurance..................................................................................... 116
Figure 68. Stations..................................................................................................... 119
Figure 69. Location Map........................................................................................... 120
Figure 70. Controls for Location Map.................................................................... 122
Figure 71. Minimizing stations................................................................................ 123

Wireless Array
List of Figures xiii
Figure 72. Station RSSI Values ............................................................................... 125
Figure 73. Station RSSI Values—Colorized Graphical View ............................ 126
Figure 74. Station Signal-to-Noise Ratio Values .................................................. 127
Figure 75. Station SNR Values—Colorized Graphical View.............................. 128
Figure 76. Station Noise Floor Values ................................................................... 129
Figure 77. Station Noise Floor Values—Colorized Graphical View ................ 130
Figure 78. Max by IAP.............................................................................................. 131
Figure 79. Station Assurance ................................................................................... 132
Figure 80. IAP Statistics Summary Page................................................................ 135
Figure 81. Individual IAP Statistics Page ............................................................. 136
Figure 82. Network Statistics................................................................................... 137
Figure 83. VLAN Statistics....................................................................................... 138
Figure 84. WDS Statistics ......................................................................................... 139
Figure 85. Filter Statistics ......................................................................................... 140
Figure 86. Station Statistics ...................................................................................... 140
Figure 87. Individual Station Statistics Page......................................................... 141
Figure 88. System Log (Alert Level Highlighted) ................................................ 142
Figure 89. IDS Event Log ........................................................................................ 143
Figure 90. WMI: Express Setup .............................................................................. 149
Figure 91. Network Interfaces................................................................................. 156
Figure 92. Network Settings .................................................................................... 157
Figure 93. Network Interface Ports......................................................................... 158
Figure 94. Network Bonds....................................................................................... 161
Figure 95. Port Modes (a, b)..................................................................................... 162
Figure 96. Port Modes (c) ......................................................................................... 163
Figure 97. Port Modes (d) ........................................................................................ 164
Figure 98. Mirroring Traffic..................................................................................... 166
Figure 99. DNS Settings............................................................................................ 167
Figure 100. CDP Settings............................................................................................ 168
Figure 101. Services..................................................................................................... 170
Figure 102. Time Settings (Manual Time)................................................................ 171
Figure 103. Time Settings (NTP Time Enabled)...................................................... 172
Figure 104. NetFlow.................................................................................................... 174
Figure 105. Wi-Fi Tag.................................................................................................. 175
Figure 106. System Log .............................................................................................. 176
Figure 107. SNMP ....................................................................................................... 179
Figure 108. DHCP Management............................................................................... 182

Wi-Fi Array
xiv List of Figures
Figure 109. VLANs...................................................................................................... 185
Figure 110. VLAN Management............................................................................... 187
Figure 111. Security..................................................................................................... 190
Figure 112. Import Xirrus Certificate Authority..................................................... 194
Figure 113. Admin Management .............................................................................. 196
Figure 114. Admin Privileges ................................................................................... 198
Figure 115. Admin RADIUS ...................................................................................... 201
Figure 116. Management Control ............................................................................. 203
Figure 117. Pre-login Banner ..................................................................................... 204
Figure 118. Access Control List................................................................................. 210
Figure 119. Global Settings (Security) ...................................................................... 212
Figure 120. External RADIUS Server ....................................................................... 216
Figure 121. Internal RADIUS Server ........................................................................ 219
Figure 122. Rogue Control List ................................................................................. 222
Figure 123. SSIDs......................................................................................................... 224
Figure 124. Four Traffic Classes................................................................................ 226
Figure 125. Priority Level—IEEE 802.1p (Layer 2)................................................. 227
Figure 126. Priority Level—DSCP (DiffServ - Layer 3) ......................................... 227
Figure 127. SSID Management .................................................................................. 231
Figure 128. SSID Management .................................................................................. 235
Figure 129. WPR Internal Splash Page Fields (SSID Management)..................... 238
Figure 130. Customizing an Internal Login or Splash Page.................................. 241
Figure 131. Setting Active IAPs per SSID ................................................................ 243
Figure 132. Per-SSID Access Control List................................................................ 244
Figure 133. Groups...................................................................................................... 246
Figure 134. Group Management .............................................................................. 248
Figure 135. IAPs........................................................................................................... 253
Figure 136. Source of Channel Setting ..................................................................... 254
Figure 137. IAP Settings ............................................................................................. 256
Figure 138. Global Settings (IAPs)............................................................................ 261
Figure 139. Global Settings .11an.............................................................................. 270
Figure 140. Global Settings .11bgn ........................................................................... 274
Figure 141. Global Settings .11n................................................................................ 279
Figure 142. Advanced RF Settings............................................................................ 282
Figure 143. Station Assurance (Advanced RF Settings) ........................................ 289
Figure 144. Intrusion Detection Settings.................................................................. 291
Figure 145. LED Settings............................................................................................ 297

Wireless Array
List of Figures xv
Figure 146. DSCP Mappings...................................................................................... 298
Figure 147. Roaming Assist ....................................................................................... 300
Figure 148. WDS.......................................................................................................... 302
Figure 149. .Configuring a WDS Link...................................................................... 303
Figure 150. WDS Client Links ................................................................................... 304
Figure 151. Filters........................................................................................................ 308
Figure 152. Filter Lists ................................................................................................ 309
Figure 153. Filter Management ................................................................................ 311
Figure 154. Clusters .................................................................................................... 314
Figure 155. Cluster Definition ................................................................................... 315
Figure 156. Cluster Management.............................................................................. 316
Figure 157. Cluster Mode Operation........................................................................ 317
Figure 158. Cluster Mode Activation ....................................................................... 317
Figure 159. Viewing Statistics in Cluster Mode...................................................... 318
Figure 160. System Tools............................................................................................ 320
Figure 161. Saving the Diagnostic Log..................................................................... 327
Figure 162. Managing WPR Splash/Login page files............................................ 328
Figure 163. System Command (Ping)....................................................................... 329
Figure 164. Radius Ping Command.......................................................................... 329
Figure 165. Radius Ping Output................................................................................ 330
Figure 166. CLI Window............................................................................................ 332
Figure 167. WMI Display Options............................................................................ 333
Figure 168. iPhone Style Option................................................................................ 334
Figure 169. Login Window ........................................................................................ 336
Figure 170. Logging In................................................................................................ 338
Figure 171. Help Window.......................................................................................... 339
Figure 172. Full Help .................................................................................................. 340
Figure 173. Partial Help.............................................................................................. 340
Figure 174. Air Cleaner Filter Rules ......................................................................... 364
Figure 175. Configuring a Simple Open Global SSID............................................ 387
Figure 176. Configuring a Global SSID using WPA-PEAP................................... 388
Figure 177. Configuring an SSID-Specific SSID using WPA-PEAP..................... 389
Figure 178. Enabling Global IAPs............................................................................. 390
Figure 179. Disabling Global IAPs............................................................................ 391
Figure 180. Enabling a Specific IAP.......................................................................... 392
Figure 181. Disabling a Specific IAP......................................................................... 393
Figure 182. Setting the Cell Size for All IAPs.......................................................... 394

Wi-Fi Array
xvi List of Figures
Figure 183. Setting the Cell Size for All IAPs.......................................................... 395
Figure 184. Setting the Cell Size for a Specific IAP ................................................ 396
Figure 185. Configuring VLANs on an Open SSID................................................ 397
Figure 186. Configuring Radio Assurance Mode (Loopback Testing)................ 399