Free Huawei H12-891_V1.0 Exam Questions

Become Huawei Certified with updated H12-891_V1.0 exam questions and correct answers

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Total 614 Questions | Updated On: Jan 14, 2026

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Question 1

Which is the correct description of optimal routing election for each protocol in the following options?( Radio).

A : ute entries in BGP that are unreachable for the next hop are also placed in the IP routing table. In the

B : P protocol, the best route to reach the same destination circumference is selected by comparing the cost values of the route entries.

C : OSPF protocol puts all the routing information in the LSDB into the IP routing table.

D : om BGP and OSPF, different route entries to reach the same destination segment are learned, and the optimal route is selected to join the IP route table by comparing the protocol's preference value

Answer: D

Question 2

The Option field in OSPFv3 appears in all LSAs

A : ue

B : lse

Answer: B

Question 3

Regarding the description of the hello message in the PIM-SM message, the error is ?

A : Hello messages are sent to multicast address 224005

B : Elect dr in multiple router segments with hello messages

C : Routers periodically use hello messages to stay in touch

D : In a PIM-SM network, a newly started multicast router needs to use hello messages to discoverneighbors and maintain neighbor relationships

Answer: A

Question 4

Is the following statement about VLAN aggregation correct?

A : b-VLAN is used to isolate broadcast domains

B : uper VLAN can contain one or more Sub-VLANs

C : super Sub-VLAN contains a physical interface that can establish a Layer 3 VLANIF interface

D : b-VLAN contains a physical interface that can establish a Layer 3 VLANIF interface

Answer: A,B

Question 5

Regarding the BGP alliance, the following description is wrong? Radio

A : consortium divides an AS into sub-AS, and the alliance external AS still considers the consortium to be an AS

B : bsystems within a consortium can use private AS numbers. Huawei NE/AR routers, a consortium can be configured with up to 32 subsystems.

C : nsortium can easily detect the routing loop within the AS because EBGP is running between the subAS

D : subas number of the federation, which by default is advertised to the BGP peer outside the federation

Answer: D

Page: 1 / 123

Total 614 Questions | Updated On: Jan 14, 2026

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