Huawei Huawei Certifications H12-891 Questions & Answers

• Question 201:

  As shown below, RI, R2 establish EBGP neighbors, and once turned on, the BFD detection function, the following statement is correct?

  

  A. RDetection time for BFD packets for 2 Detection time for BFD messages 800m5

  B. RI Detection time for BFD messages for 1280ms

  C. RI The detection time for bFD messages for 660ms

  D. R2 is 600ms

  Correct Answer: C

• Question 202:

  In the IS-IS broadcast network type, when establishing an adjacency relationship, if the router interface priority is set to 0, it will not participate in the dis election

  A. True

  B. False

  Correct Answer: B

• Question 203:

  How many bits are there in the label field of MPLS ?

  A. 3

  B. 8

  C. 1

  D. 20

  Correct Answer: D

• Question 204:

  If the PIM-SM protocol is running in a multicast network , you need to configure RP, and the configuration equation of RP is divided into dynamic RP and static RP. The following configuration description of the RP is correct (radio).

  A. When you configure Dynamic RP , you need to configure BSR as a backup of the RP.

  B. When you configure a static RP , you need to configure the BSR to advertise the RP information.

  C. When configuring a static RP, you need to specify the information for the RP on all PIM routers.

  D. When you configure Dynamic RP, you do not need to configure BSR.

  Correct Answer: C

• Question 205:

  Which field in the IPv6 basic header has a similar effect to which field in the IPv4 header does?

  A. Flags

  B. Protocol

  C. Time to Live

  D. Ldentification

  Correct Answer: C

• Question 206:

  Which of the following options enables encapsulation and unencapsulation of VXLAN messages?

  A. VBDIF

  B. VLANIF

  C. BD

  D. VTEP

  Correct Answer: D

• Question 207:

  OSPFv3 uses the same route advertisement method as OSPFv2: advertising is done through the network command in the OSPFv3 area view.

  A. TRUE

  B. False

  Correct Answer: B

• Question 208:

  DHCP Relay is responsible for forwarding DHCP packets between the DHCP server and the DHCP client, assisting the DHCP server in dynamically assigning network parameters to the DHCP client.

  A. TRUE

  B. FALSE

  Correct Answer: A

• Question 209:

  An engineer performed the ingestion operation on an OSPF router in a network of the company, is the following statement about the introduction of the routing LSA correct?

  A. The A. Advertising Router report is set to as the Router ID of ASBR

  B. Net Mask is set to all 0

  C. Link State lD is set as the destination network segment address

  D. Using the Link State ID and Advertising Router, you can uniquely identify an LSA

  Correct Answer: AC

• Question 210:

  As shown in the figure, Department A of Branch 1 has access to the Internet, but Department B can only use an encrypted VP to access headquarters resources, and NAT can be configured on the egress device The policy enables Department A to access the Internet, while the PSecVPN (ESP Protocol) + Tunnel mode method configured for Department B gives it access to headquarters.

  A. Right

  B. Wrong

  Correct Answer: A