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Huawei H12-311_V3.0 - HCIA-WLAN V3.0

Page: 7 / 11
Total 338 questions

20dBm Equivalent to () mW .

A.

100

B.

200

C.

500

D.

1000

Capacity planning mainly starts from the aspects of equipment performance, number of users, bandwidth requirements, and wireless environment, and estimates the amount required to meet the business volume. AP number

quantity.

A.

True

B.

False

Perform connectivity test AP or AC Must be online.

A.

True

B.

False

Channel utilization is the ratio of the actual transmission rate to the channel bandwidth.

A.

True

B.

False

If changed AP The configuration parameters of the radio must be restarted AP The order can only take effect.

A.

True

B.

False

Which of the following are AP Factors to consider in capacity planning ().

(Select 3 Answers)

A.

Equipment performance

B.

Number of concurrent users

C.

Bandwidth requirement

D.

Power supply type

according to AP and AC The inter-network architecture can divide the networking mode into two-tier networking and three-tier networking.

A.

True

B.

False

BSSID Is actually AP of MAC Address, used to identify AP Managed BSS .

A.

True

B.

False

For outdoor long-distance point-to-point backhaul, the antenna of () should be selected.

A.

High gain, small lobe width

B.

High gain, large lobe width

C.

Omnidirectional

D.

Low gain, large lobe width

802.11a exist 20M How many sub-carriers can be used to transmit data in the mode ()?

A.

48

B.

52

C.

54

D.

56