You are configuring an access point to use channel 128.

CWNP CWNA-107 Question Answer

You are configuring an access point to use channel 128. What important fact should be considered about this channel?

It is a 22 MHz channel so it will overlap with the channels above and below it

It is a 2.4 GHz frequency band 40 MHz channel, so it should not be used

It is a channel that is unsupported by most access points

It is a channel that likely requires DFS when used

CWNA-107 PDF/Engine

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