300-425 Question #27: Real Exam Question with Answer & Explanation

The correct answer is D: 24 Mbps on 802.11 an. Coverage cells can be created for specific data rates. For a high density deployment or a deployment where a large number of calls are required within a small floor space, 802.11ac is recommended because of the number of channels and the 54 Mbps data rate. The lower data rates in

Question

An engineer has performed a predictive site survey for high-speed data and voice in an indoor office. What is the recommended data rate with -67 dBm signal level for optimal VoWLAN design?

Options

A6 Mbps on 802.11 bgn
B24 Mbps on 802.11 bgn
C12 Mbps on 802.11 an
D24 Mbps on 802.11 an

Explanation

Coverage cells can be created for specific data rates. For a high density deployment or a deployment where a large number of calls are required within a small floor space, 802.11ac is recommended because of the number of channels and the 54 Mbps data rate. The lower data rates in 802.11ac can be disabled, the 24 Mbps data rate can be set to required, while the 36 to 54 Mbps data rates can be left enabled.

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