Wireless Access Point
List of Figures xv
List of Figures
Figure 1. Xirrus AP ..................................................................................................... 1
Figure 2. Wireless AP (XR Series) ............................................................................ 4
Figure 3. Wireless Coverage Patterns .................................................................... 15
Figure 4. XP8 - Power over Ethernet Usage .......................................................... 16
Figure 5. WMI: AP Status......................................................................................... 17
Figure 6. Layout of IAPs (XR-7630)........................................................................ 18
Figure 7. Coverage Schemes (XR-7230 shown)..................................................... 19
Figure 8. Wall Thickness Considerations .............................................................. 33
Figure 9. Unit Placement.......................................................................................... 34
Figure 10. Full (Normal) Coverage........................................................................... 35
Figure 11. Adjusting RF Patterns.............................................................................. 35
Figure 12. Custom Coverage ..................................................................................... 36
Figure 13. Connection Rate vs. Distance.................................................................. 36
Figure 14. Transmit Power......................................................................................... 37
Figure 15. Auto Cell Size Options............................................................................. 38
Figure 16. Overlapping Cells..................................................................................... 39
Figure 17. Allocating Channels Manually............................................................... 40
Figure 18. Spatial Multiplexing................................................................................. 44
Figure 19. MIMO Signal Processing......................................................................... 45
Figure 20. MU-MIMO with Four Antennas ............................................................ 46
Figure 21. Physical Layer Data Encoding................................................................ 47
Figure 22. Channel Bonding (Channels 36-64 shown)........................................... 49
Figure 23. Maximum 802.11ac Data Rates............................................................... 49
Figure 24. Port Failover Protection........................................................................... 52
Figure 25. Switch Failover Protection ..................................................................... 54
Figure 26. Port Requirements for XMS .................................................................... 58
Figure 27. WDS Link................................................................................................... 63
Figure 28. A Multiple Hop WDS Connection ......................................................... 64
Figure 29. WDS Failover Protection ......................................................................... 64
Figure 30. Installation Workflow .............................................................................. 67
Figure 31. AP Placement ............................................................................................ 69
Figure 32. LED Locations........................................................................................... 72
Figure 33. Network Interface Ports—XR-520 (left); XR-1000 Series (right)........ 77
Figure 34. Network Interface Ports—XR-600 Series ............................................. 77