Huawei HCIA-WLAN V3.0 - H12-311_V3.0 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

If the terminal supports 5GHz and 2.4GHz Function, then AP Can be configured to control this kind of terminal priority access 5GHz .

A. True B. False

Discussion 0

Correct Answer: A Vote an answer

Question 2

The following statement about the AP access control method is incorrect ().
(Select 2 Answers)

A. If MAC authentication is used for AP access control, APs outside of the MAC authentication list can also go online after manual confirmation 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. By default, the control method for AP to access AC is non-authentication

Discussion 0

Correct Answer: B,D Vote an answer

Question 3

What is the recommended AC-ID for Huawei wireless controllers when configuring enterprise network WLAN services ()?

A. cmcc (China Mobile) B. cuc (China Unicom) C. ctc (China Telecom) D. other (other)

Discussion 0

Correct Answer: D Vote an answer

Question 4

Huawei AC6605 What is the command to switch between the wired side and the wireless side ()?

A. Ctrl+Z B. Ctrl+X C. Ctrl+B D. Ctrl+Y

Discussion 0

Correct Answer: B Vote an answer

Question 5

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

A. Yohara AP Start the switch when the network speed is very slow during association 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. when STA Yohara AP Start switching after reaching a certain distance

Discussion 0

Correct Answer: B,C Vote an answer

Question 6

Large companies have more video conferences, and QoS generally adopts the () service model.

A. DiffServ model B. IntServ model C. Best Effort model D. FIFO model

Discussion 0

Correct Answer: D Vote an answer

Question 7

Which of the following statements is correct ()?
(Select 2 Answers)

A. WPA2 uses 802.1X authentication B. When the user performs web authentication, it is triggered by the user's http message after successfully obtaining the IP address; at this time, it is forcibly redirected to the portal server, Go through the certification process C. WPA only supports TKIP, an encryption technology D. When the user performs web authentication, it is triggered by the user's http message before the IP address is successfully obtained; at this time, it is forcibly redirected to the portal server, Go through the certification process

Discussion 0

Correct Answer: A,B Vote an answer

Question 8

The following command can configure the port of the Huawei switch as hybrid model()?

A. port mode hybrid B. port link-type hybrid C. swichport hybrid D. hybrid enable

Discussion 0

Correct Answer: B Vote an answer

Question 9

802.11b Support () channels in the United States, among which () channels do not overlap?

A. 11; 3 B. 14 ; 3 C. 14 ; 6 D. 11 ; 6

Discussion 0

Correct Answer: A Vote an answer

Question 10

original 802.11 What is the working frequency band used by the agreement ()?

A. 2.0 GHz B. 900 MHz C. 2.4 GHz D. 5 GHz

Discussion 0

Correct Answer: C Vote an answer

Question 11

display ap all Command can be viewed AP of MAC ,Type And running status.

A. True B. False

Discussion 0

Correct Answer: A Vote an answer

Question 12

Among the following priority queues, the () queue has the highest default priority.

A. AC-VO B. AC-BK C. AC-VI D. AC-BE

Discussion 0

Correct Answer: A Vote an answer

Question 13

What frame does the wireless client passively scan to obtain the surrounding wireless network information ()?

A. Authentication frame B. Beacon frame C. Association Request frame D. Probe Request frame

Discussion 0

Correct Answer: B Vote an answer

Question 14

The following description about dual-link backup networking is incorrect ()

A. Dual-link backup technology improves network reliability at important network nodes and ensures business stability B. Active and standby AC The network service configuration on the Internet must be consistent C. Prepare AC Always be in the power-on state D. exist AP With active and standby AC In the process of establishing active and standby links, the link established first must be the active link

Discussion 0

Correct Answer: D Vote an answer