H12-261_V3.0-ENU by Huawei Actual Free Exam Questions And Answers

Question 1

When you troubleshoot a LAN that has Huawei devices deployed, you find that there are many unicast frames with unknown source MAC addresses in the LAN. What is the greatest harm that many unknown source MAC address unicast frames will cause to the switch?

A. Occupy the memory of cached frames

B. Occupy TCAM entries

C. Increase the power consumption of the power supply

D. Consume available bandwidth

E. Consume available MAC address entries in the system

Discussion 0

Correct Answer: E Vote an answer

Question 2

A certain park deployed both IPv4 and IPv6 networks for business testing, and IS-IS was run to achieve network interconnection. IS-IS routing protocol has good scalability and is widely used in existing networks.
Regarding IS-IS scalability, which of the following statements are correct? (Multiple questions)

A. For IS-IS, adding new features only needs to add a new TLV

B. NLPID is a new TLV of IS-IS to support IPv6

C. IS-IS uses TLV structure to construct messages, which makes IS-IS more flexible and expandable

D. In order for IS-IS to support IPv6, a new TLV needs to be added to carry IPv6 address information

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 3

Which of the following statements about RADIUS is correct?

A. RADIUS authentication and Portal authentication cannot be used together. Because Portal authentication is usually used, the Portal server can be used to authenticate users.

B. RADIUS supports both wired and wireless access methods.

C. RADIUS protocol authentication, authorization, and audit separation.

D. MAC authentication does not require a username and password, so you cannot use RADIUS to authenticate a user.

Discussion 0

Correct Answer: B Vote an answer

Question 4

Which property subject to the following two conditions?
(1) BGP router A can choose whether to carry this attribute in the Update message.
(2) if the router B receives the packet's attribute Update packet, router B cannot recognize the property, but will also contain the property Update message is advertised by the curved path to c router c possible to identify and use The attribute. (Multiple choice)

A. laocl_Pref

B. Aggregator

C. Community

D. Mult_Exit_Disc

Discussion 0

Correct Answer: B,C Vote an answer

Question 5

If the host HW1 in the HW device network wants to join a video conference, what does the host do?

A. Send the IGMPv2 membership report through multicast on the local network. The destination multicast address sent by the IGMPv2 membership report is "all PIM routers" 224.0.0.2 multicast address.

B. Send a unicast IGMPv2 membership report to the RP

C. Send IGMPv2 membership report unicast to the default router on the local network.

D. Sending an IGMPv2 membership report through multicast on the local network, and the multicast address carried in the IGMPv2 membership report is the joined multicast address.

Discussion 0

Correct Answer: D Vote an answer

Question 6

Which of the following configuration of OSPFv3 route aggregation is correct?

A. [Huawei] ospfv3 1 [Huawei-ospfv3-1] area 1 [Huawei-ospfv3-1-area-0.0.0.1] abr- summary fc00: 0: 0:: 48 cost 400

B. [Huaweilospfv3 1 [Huawei-ospfv3-1] area 1 [Huawei-ospfv3-1-area-0.0.0.1] asbr- sumary fc00: 0: 0: : 48 cost 20 tag 100

C. [Huawei] interface gigabitethernet 1/0/0 [Huawei-GigabitEthernet1/0/0] asbr-surmary fc00: 0: 0: : 48 cost 20

D. [Huawei]ospfv3 1 [Huawei-ospfv3-1] asbr-surmary fc00: 0: 0: : 48 3 cost 20 tag 100

E. [Huawei]ospfv3 1 [Huawei-ospfv3-1] abr-surmary fc00: 0: 0: : 48 cost 400

Discussion 0

Correct Answer: A,D Vote an answer

Question 7

Which of the following descriptions of the OSPF protocol are correct? (Multiple choice)

A. AS-External-LSA does not belong to any area

B. AS-External-LSA describes the path from the router to the ASBR

C. AS-External-LSA describes the route to the external route of the AS, and the flooding scope is outside the AS

D. The cost value of the second type of external route is only the AS external cost value, and the AS internal cost value is ignored

Discussion 0

Correct Answer: A,D Vote an answer

Question 8

To configure AAA, you first need to define the XRADIUS RADIUS server as follows:
[Huawei] radius-server template EXAM
[Huawei-radius-EXAM] radius-serve shared-key cipher HUAwei123
[Huawei-radius-EXAM] radius-se authentication 10.7.66.66 1812
[Huawei-radius-EXAM] radius-se authorization 10.7.66.661812
[Huawei radius -EXAM] radius-server retransmit 27. 1813
[Huawei-radius-EXAM] radius-serv accounting 10

A. False

B. True

Discussion 0

Correct Answer: A Vote an answer

Question 9

OSPF fast convergence is an extended feature to improve the convergence speed of routing. The working principle of PRC (Partial Route Calculation) is: when the network topology changes, only the affected nodes are routed. Thereby speeding up routing calculations.

A. FALSE

B. TRUE

Discussion 0

Correct Answer: A Vote an answer

Question 10

What is the Router-ID of OSPFv3?

A. 32-bit value

B. 128-bit value

C. 100-bit value

D. 64-bit value

Discussion 0

Correct Answer: A Vote an answer

Question 11

What are the comparison items of the main switch election in the stack? (Multiple questions)

A. Stack ID

B. MAC address

C. Running status

D. Stacking priority

Discussion 0

Correct Answer: B,C,D Vote an answer

Huawei HCIE-Routing & Switching (Written) V3.0 - H12-261_V3.0-ENU Exam Practice Test

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