Optimum DECT Wireless Network Planning
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How to properly prepare a DECT setup? Why and how do you need to meter DECT signal range first? Together with Gigaset, we answer the most important questions and show the setup of a N720 Gigaset pro DECT multicell solution.
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Optimum DECT Wireless Network Planning
- 2. Your Host Markus Ehlers Thomas Kopowski
- 5. IP PBX systems Gigaset pro Product Overview DECT basestations DECT handsets Other devices N510 IP PRO N720IP PRO N720DM PRO SL750H PRO R650H PRO Maxwell 10 S650H PRO Maxwell basic Maxwell 3 The predecessor of the current DECT handsets are still supported. These are: SL610H, S510H, R630H Askozia IP PBX system IP Desktop phones
- 6. The Gigaset N720 DECT IP multicell system Handover & roaming LAN Configuration via web browser 8 calls at once Total of 30 calls Askozia IP PBX Autoprovisioning DECT Manager N720 DM PRO DECT base station N720 IP PRO 1–30 Base stations Up to 100 handsets Gigaset handsets
- 7. N720 SPK PRO measuring kit
- 8. Criteria for an optimum DECT wireless network — cell distance Synchronisation overlap –65 dBm Handover overlap
- 9. 3 2 Synchronisation planning 54321 Incorrect: 321 Correct: 5 levels 3 levels
- 10. Criteria for an optimum DECT wireless network — capacity 8X Base Station Cell Overlap area
- 11. Hotspot Criteria for an optimum DECT wireless network — capacity
- 12. 8X Large overlap areas Criteria for an optimum DECT wireless network — capacity
- 13. Reception power Evaluation of the quality - 50 dBm Very good - 60 dBm Good - 65 dBm Satisfactory (recommended) - 70 dBm Sufficient - 73 dBm Weak, not suitable - 76 dBm Poor, not suitable Reception power Frame quality Evaluation of the quality - 60 dBm 100% Good - 60 dBm 99% Satisfactory - 60 dBm 98% Sufficient - 60 dBm 97% Weak, not suitable Criteria for an optimum DECT wireless network — quality
- 14. Installation instructions for the base stations Min. 1.80 m Min. 0.50 m Min. 0.50 m Min. 5-10 mOperating temperature +5° to +40°C
- 15. How do you go about measuring for a DECT multicell installation? Determine the requirements of the telephone network Draw up an installation plan Take measurements and log the results Install the Gigaset pro DECT multicell system
- 16. Example of a DECT multicell installation
- 17. Determine the requirements of the telephone network 2 6 2 2 2222 1 1
- 18. Determine environmental conditions Reinforced concrete Lift Supply lines Fire door Indoor area Outside area Tinted glass
- 19. Interference factors for DECT Planning and measuring required! Loss of range through building materials in comparison with a free wireless field: Material Loss of range Glass, wood, untreated Approx. 10% Wood, treated Approx. 25% Plasterboard Approx. 27–41% Brick wall, 10 to 12 cm Approx. 44% Brick wall, 24 cm Approx. 60% Aerated concrete wall Approx. 78% Wired glass wall Approx. 84% Reinforced concrete ceiling Approx. 75–87% Metal-coated glass Approx. 75–87%
- 20. Take measurement GF 1st UF A B C D E GF7 UF1 UF2 UF3 UF4 UF5 UF6 UF7
- 21. Determine synchronisation plan A B C D E F A X X X X X X B -60 dBm/100% X X X X X C -68 dBm/100% -69 dBm/98% X X X X D -63 dBm/100% -60 dBm/100% -45 dBm/100% X X X E --- -58 dBm/100% -62 dBm/100% -43 dBm/100% X X F --- --- --- -73 dBm/98% -63 dBm/100% X A/2 C/2 F/3 B/2 E/2D/1 Synchronisation level
- 22. Measuring the synchronisation field strength • Signal strength between base stations (synchronisation measurement). • Frame quality between basestations • No active connection
- 23. Measuring the wireless coverage • Signal strength between the base stations and defined measurement points • With active connection Value Meaning -30dBm RSSI value 1 Frequency 04 Slot pair 50H RPN 100 Fr. quality Enter sequence on the keypad and press the talk key.
- 24. N720 DECT IP — synchronisation
- 25. Cluster installation DECT Manager Cluster 2Cluster 1 LAN
- 26. N720 DECT IP — synchronisation 3 2 321
- 27. N720 DECT IP — system log
- 28. N720 DECT IP — troubleshooting Gigaset pro Wiki pages
- 29. N720 DECT IP — troubleshooting LEDs on the DECT Manager
- 30. N720 DECT IP — troubleshooting LEDs on the base stations
- 31. N720 DECT IP — troubleshooting Hidden firmware update page
- 32. N720 DECT IP — troubleshooting
- 33. N720 DECT IP — troubleshooting Switch handset to metering mode Hold down the OFF key to switch off the handset Hold down keys 1 and 4 and then press the ON key Enter the five-digit service PIN. Default: 76200 From the Service menu, activate Metering Mode and briefly press the end call key. 076.5.00.04.100 Frame quality RPN Channel Frequency Field strength Quit metering mode
- 34. Thank you for your attention
- 35. Questions? Time to wake up!