You configured an 802.11n AP to use the 2.4 GHz frequency band and 20 MHz channel width. In this scenario, how many non-overlapping channels are available for clients to use in Europe?

The correct answer is B. 4. See the full explanation below for the reasoning.

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(42 responses)

A
12% (5)
B
79% (33)
C
7% (3)
D
2% (1)

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