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

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Total 338 questions

Among the following options, the common WLAN The source of interference is ().

(Select 3 Answers)

A.

Micro-wave oven

B.

remote control

C.

cordless phone

D.

Bluetooth transmission equipment

Huawei Wireless AP What are the two upgrade modes download ()? (Select 2 Answers)

A.

AC download

B.

FTP Server download

C.

AP Bring your own

D.

BAS

The following statement about the AP access control method is incorrect ().

(Select 2 Answers)

A.

By default, the control method for AP to access AC is non-authentication

B.

By configuring the AP in an offline state, authentication is required to automatically access

C.

The configuration whitelist can be authenticated based on MAC or SN

D.

If MAC authentication is used for AP access control, APs outside of the MAC authentication list can also go online after manual confirmation

A large number of devices appear AP and AC How to deal with the version mismatch failure ().

A.

Upgrade the versions to match each other

B.

replace AP equipment

C.

Replace the switch

D.

an examination POE Is the power supply normal

How to set the condition of switching trigger (). (Select 2 Answers)

A.

when STA Yohara AP Start switching after reaching a certain distance

B.

Set current AP With neighbors AP Signal strength ratio, switch when reaching the threshold

C.

Check the packet loss rate and start the handover when the packet loss rate reaches a certain value

D.

Yohara AP Start the switch when the network speed is very slow during association

CAPWAP Tunnel encapsulation AC The port number of the side data packet is5246 , The control message port number is5247 .

A.

True

B.

False

The following Huawei AP Which AP support SFP Fiber interface()?

A.

AP6010DN

B.

AP6310SN

C.

AP6510DN

D.

AP6610DN

Which of the following types of frames does a STA send to obtain surrounding wireless network information during active scanning?

A.

Association Request frame

B.

Beacon frame

C.

Authentication Request frame

D.

Probe Request frame

The AirEngine 9700D-M is Huawei's next-generation Wi-Fi 6 AC.

A.

True

B.

False

Which of the following types of frames does a STA receive to obtain surrounding wireless network information during passive scanning?

A.

Authentication frame

B.

Association Request frame

C.

Beacon frame

D.

Probe Request frame