Xirrus Wi-Fi Array XS-3500, User Manual

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Wi-Fi Array
List of Figures xiii
List of Figures
Figure 1. Xirrus Arrays............................................................................................... 2
Figure 2. The Xirrus Management System .............................................................. 3
Figure 3. Wi-Fi Array (XN16) .................................................................................... 9
Figure 4. Wireless Coverage Patterns .................................................................... 12
Figure 5. XP8 - Power over Ethernet Usage .......................................................... 13
Figure 6. WMI: Array Status.................................................................................... 14
Figure 7. Layout of IAPs (XN16)............................................................................. 16
Figure 8. Naming of IAPs (XS16) ............................................................................ 17
Figure 9. Coverage Schemes ................................................................................... 18
Figure 10. Wall Thickness Considerations .............................................................. 49
Figure 11. Unit Placement.......................................................................................... 50
Figure 12. Full (Normal) Coverage........................................................................... 51
Figure 13. Adjusting RF Patterns .............................................................................. 51
Figure 14. Custom Coverage ..................................................................................... 52
Figure 15. Connection Rate vs. Distance.................................................................. 52
Figure 16. Transmit Power......................................................................................... 53
Figure 17. Overlapping Cells..................................................................................... 54
Figure 18. Allocating Channels Manually ............................................................... 56
Figure 19. Deployment Scenario (54 Mbps)—Per Sector ...................................... 57
Figure 20. Deployment Scenario (36 Mbps)—Per Sector ...................................... 57
Figure 21. Deployment Scenario (18 Mbps)—Per Sector ...................................... 58
Figure 22. Classic 802.11 Signal Transmission ........................................................ 60
Figure 23. MIMO Signal Processing ......................................................................... 61
Figure 24. Spatial Multiplexing................................................................................. 62
Figure 25. Channel Bonding ...................................................................................... 63
Figure 26. MAC Throughput Improvements.......................................................... 64
Figure 27. Computing 802.11n Data Rates .............................................................. 65
Figure 28. 802.11n Increases Capacity...................................................................... 66
Figure 29. Port Failover Protection ........................................................................... 67
Figure 30. Switch Failover Protection ...................................................................... 68
Figure 31. Port Requirements for XMS .................................................................... 72
Figure 32. WDS Link................................................................................................... 76
Figure 33. A Multiple Hop WDS Connection ......................................................... 77
Figure 34. WDS Failover Protection ......................................................................... 77