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N10-009 · Question #431

A network administrator recently configured an autonomous wireless AP and performed a throughput test via comptiaspeedtester.com. The result was 75Mbps. When connected to other APs, the results…

The correct answer is A. Channel width configuration. The autonomous AP was likely set to a narrow channel width (e.g., 20 MHz), capping throughput around 75 Mbps, whereas the other APs use wider channels (40/80 MHz) to achieve 500 Mbps.

Submitted by lars.no· Mar 6, 2026Network Troubleshooting

Question

A network administrator recently configured an autonomous wireless AP and performed a throughput test via comptiaspeedtester.com. The result was 75Mbps. When connected to other APs, the results reached 500Mbps. Which of the following is most likely the reason for this difference?

Options

  • AChannel width configuration
  • BDNS server issues
  • CAuthentication failure
  • DIncorrect DHCP settings

How the community answered

(22 responses)
  • A
    82% (18)
  • B
    5% (1)
  • C
    9% (2)
  • D
    5% (1)

Explanation

The autonomous AP was likely set to a narrow channel width (e.g., 20 MHz), capping throughput around 75 Mbps, whereas the other APs use wider channels (40/80 MHz) to achieve 500 Mbps.

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