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

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Total 338 questions

Which of the following ports can only belong to 1 Piece VLAN ().

A.

access

B.

hybrid

C.

trunk

D.

eth-trunk

AAA It is a management framework, which is commonly used to implement () protocol.

A.

RADIUS

B.

CAPWAP

C.

802.11a/b/g/n

D.

802.1X

MIMO(Multiple input and multiple output) The client can use at most 3 Two spatial streams transmit data at the same time, and the maximum theoretical rate can reach , That is, multiple input and multiple output, using 600Mbps . 802.11n Technology wireless access point and guest

A.

True

B.

False

How many management nodes () does eSight Standard Edition support at most?

A.

60

B.

2000

C.

5000

D.

20000

In a point-to-multipoint networking environment, one device serves as the central device, and all other devices only establish wireless bridges with the central device to realize the interconnection of multiple networks. The disadvantage is that the intercommunication of multiple branch networks must be forwarded through the central bridge device.

A.

True

B.

False

AC Perform the load balancing process according to () information.

A.

AP Periodically to AC Send its associated STA Information

B.

STA Periodically report the current associated AP Logo

C.

AC Timed query AP Associated STA number

D.

STA Periodically search the surrounding AP Information and through association AP Report AP Logo

Which of the following statements are correct () ? (Select 3 Answers)

(Select 3 Answers)

A.

WDS can transmit the data of the wired network through the wireless network as a relay structure, so that the network data can be transmitted to another wireless network

Network environment, or another wired network.

B.

The wireless network bridging function usually refers to one-to-one, but the WDS architecture can do one-to-many.

C.

WDS can allow wireless APs to bridge (relay) wirelessly, but the bridged wireless APs cannot provide coverage at the same time.

D.

Because the virtual network line is formed through the wireless network, WDS is also called the wireless network bridging function.

2.4 GHz What is the frequency band US non-overlapping channel ()?

A.

2,7,12

B.

3,8,13

C.

1,6,11

D.

3,7,13

and 802.11a/b/g The standards are different, 802.11n Protocol is dual-frequency working mode (support 2.4GHz and 5GHz Two working frequency bands).

A.

True

B.

False

In an 802.11 frame, what kind of control message () should be sent by the terminal to obtain access to the wireless medium?

A.

RTS

B.

CTS

C.

ACK

D.

PS-Poll