Huawei Huawei Certifications H12-224 Questions & Answers

• Question 271:

  The configurations of the defined route-policy Set-cost are as follows: Which of the following statements is true?

  

  A. The route 10.1.0.0/16 matches node 10 and its cost is set to 300.

  B. The route 10.1.0.0/16 matching node 10 also matches node 20 subsequently and its cost is finally set to 200.

  C. Costs of all routes will be set to 200.

  D. All routes that fail to match node 10 will be denied.

  Correct Answer: A

• Question 272:

  Divide the network by using VLAN can (). (Choose two.)

  A. Support more network layer protocols

  B. Restrict the scope of broadcast domain

  C. Increase the collision

  D. Guarantee the security

  Correct Answer: BD

• Question 273:

  MPLS is a switching standard defined by the IETF. Which of the following devices exist on the MPLS network? (Choose two.)

  A. LSR

  B. LER

  C. Label distribution router

  D. Label transmit router

  Correct Answer: AB

• Question 274:

  An ACL is a series of orderly rules composed of permit | deny clauses. Which of the following attributes cannot be used for defining an ACL rule?

  A. Source address

  B. Destination address

  C. Port number

  D. AS-Path

  Correct Answer: D

• Question 275:

  Which of the following route selection tools can be used in "multiple" routing protocols, be configured with matching conditions, and be composed of if-match and apply clauses?

  A. AS-path-filter

  B. IP-prefix

  C. Route-policy

  D. Community-filter

  Correct Answer: C

• Question 276:

  Which of the following protocols support default route advertisement by using commands? (Choose three.)

  A. RIP

  B. OSPF

  C. BGP

  D. Static

  Correct Answer: ABC

• Question 277:

  Which of the following statements about multicast MAC addresses are true? (Choose three.)

  A. The high-order 24 bits of a multicast MAC address are 0x01005e and the low-order 23 bits of a multicast MAC address are the same as the low-order 23 bits of a multicast IP address.

  B. One multicast MAC address maps 32 IP multicast addresses.

  C. Multicast MAC addresses are used at the link layer to identify receivers that are in the same multicast group.

  D. One multicast MAC address maps only one IP multicast address.

  Correct Answer: ABC

• Question 278:

  IGMP interface group report information Ethernet6/1/1(40.1.1.1):

  

  The preceding information shows the entry status of an IGMP interface on Ethernet 6/1/1 on a router. Assume IGMP sends the group-and-source-specific Query message. Which of the following statements is true?

  A. IGMP respectively sends two messages: The source carried in one of the messages is 20.1.1.56 with the S flag bit not set; the source carried in the other message is 20.1.1.57, with the S flag bit set to 1.

  B. IGMP respectively sends two messages: The source carried in one of the messages is 20.1.1.56 with the S flag bit set to 1; the source carried in the other message is 20.1.1.57, with the S flag bit not set.

  C. IGMP sends one message carrying two sources 20.1.1.56 and 20.1.1.57, with the S flag bit set to 1.

  D. IGMP sends one message carrying two sources 20.1.1.56 and 20.1.1.57, with the S flag bit not set.

  Correct Answer: B

• Question 279:

  The most remarkable characteristic of OSPF is that it can support the link-state algorithm.

  A. TRUE

  B. FALSE

  Correct Answer: A

• Question 280:

  What is the maximum number of bits that can be used for subnetting, when the network address is a Class C address?

  A. 6

  B. 8

  C. 12

  D. 14

  Correct Answer: A