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Cisco

300-360 · Question #137

After installation of a new data-only wireless network, an engineer found that RRM has set all of the APs to a power level of 1. Which option describes the reason for this?

The correct answer is A. APs are too far apart for the set data rates. In Cisco's RRM (Radio Resource Management) power level scheme, power level 1 represents the maximum transmit power. When RRM sets all APs to power level 1 (maximum), it indicates the APs cannot adequately 'hear' their neighbors at lower power levels. This happens when APs are…

Wireless Troubleshooting

Question

After installation of a new data-only wireless network, an engineer found that RRM has set all of the APs to a power level of 1. Which option describes the reason for this?

Options

  • AAPs are too far apart for the set data rates.
  • BEORRM is enabled
  • CHigh co-channel interference exists.
  • DDTPC value is set too high.

How the community answered

(47 responses)
  • A
    68% (32)
  • B
    9% (4)
  • C
    4% (2)
  • D
    19% (9)

Explanation

In Cisco's RRM (Radio Resource Management) power level scheme, power level 1 represents the maximum transmit power. When RRM sets all APs to power level 1 (maximum), it indicates the APs cannot adequately 'hear' their neighbors at lower power levels. This happens when APs are deployed too far apart-the RRM algorithm compensates by boosting power to maintain coverage and meet the configured data rates. If APs were too close together or co-channel interference were high, RRM would instead reduce power levels. DTPC (Dynamic Transmit Power Control) relates to client power control, and EDRRM responds to interference events by triggering channel changes, not consistently maximum power across all APs.

Topics

#RRM#TPC#AP power level#coverage hole

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