H12-321 by Huawei Actual Free Exam Questions And Answers

Question 1

The following is a description of the mesh networking in the Mesh networking.

A. In the mesh network, there may be a single point of failure.

B. Network topology causes network loops

C. The mesh topology network can detect other LAN devices and form links.

D. Can be used in conjunction with Mesh routing to selectively block redundant links to eliminate loops

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 2

A company has deployed a WLAN, and all APs are transmitting WLAN services. The company needs to upgrade AP versions. Which of the following upgrade methods is recommended to minimize the impact on user services?

A. AP upgrade in Boot mode

B. In-service AP upgrade

C. AP upgrade through the web system

D. Automatic AP upgrade

Discussion 0

Correct Answer: B Vote an answer

Question 3

Globally, the AC runs the () and () algorithms based on the neighbor relationship, interference, and load information to generate the new transmit power and working channel of the AP.

A. DCA

B. EDCA

C. TPC

D. CAC

Discussion 0

Correct Answer: A,C Vote an answer

Question 4

In smart roaming, an AP specifies the target AP for 802.11v-capable STAs. In this way, STAs actively roam to the target AP, and the original AP does not need to kick the STAs offline.

A. FALSE

B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 5

Which of the following commands can be used to view the role of Mesh?

A. display wlan mes route

B. display mesh vap

C. display ap-system-profile

D. display mesh-profile

Discussion 0

Correct Answer: C Vote an answer

Question 6

In the dual-link cold backup networking diagram shown in the figure, API goes online, and APs are allowed to connect to both ACs. Which AC will API connect to?

A. None of them

B. Either of them

C. AC1

D. AC2

Discussion 0

Correct Answer: C Vote an answer

Question 7

Regarding the process of the Mesh node going online on the AC, is the following description correct?

A. The AP establishes a Mesh air interface link with the Mesh neighbors that have been online, establishes a Mesh route, performs key negotiation, obtains an IP address through the DHCP process, finds the AC, and performs subsequent online processes.

B. The AP establishes a Mesh air interface link with the Mesh neighbors that have been online, performs key negotiation, obtains an IP address through the DHCP process, establishes a Mesh route, finds the AC, and performs subsequent online processes.

C. Initial power-on of the AP After the AC is taken online, the AP will re-establish chain-building and key negotiation according to the new configuration.

D. The AP establishes a Mesh air interface link with the Mesh neighbors that have been online, performs key negotiation, establishes a mesh route, obtains an IP address through the DHCP process, finds the AC, and performs subsequent online processes.

Discussion 0

Correct Answer: C,D Vote an answer

Question 8

Which are the methods to prevent bops on a multi-MPP Mesh network? (Multiple Choice)

A. TTL

B. MSTP

C. STP

D. Repeated frame sequence number check

Discussion 0

Correct Answer: B,C Vote an answer

Question 9

In the dual-link cold backup network diagram, STA1 goes online through portal authentication, API connects to AC1 (active AC), and STA1 goes online on AC1 through API. Which of the following statements is TRUE?
(Multiple Choice)

A. AC2 saves API information, and the status of API is standby on AC2.

B. AC2 does not save STA1 information.

C. AC2 saves STA1 information, and the status of STA1 is unauthenticated on AC2.

D. AC2 saves API information, and the status of API is normal on AC2.

Discussion 0

Correct Answer: A,B Vote an answer

Huawei Certified Network Professional - Wireless Local Area Network- Constructing Enterprise WLAN Architecture - H12-321 Exam Practice Test

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