Huawei H12-891_V1.0 : HCIE-Datacom V1.0

H12-891_V1.0 real exams

Exam Code: H12-891_V1.0

Exam Name: HCIE-Datacom V1.0

Updated: Jul 05, 2026

Q & A: 323 Questions and Answers

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Huawei HCIE-Datacom V1.0 Sample Questions:

1. Which of the following statements is correct about 6PE and 6VPE?

A) In 6VPE networking, IPv6 addresses of a CE can be reused.
B) In 6PE networking, VPN instances need to be created on PEs.
C) In 6PE networking, IPv6 addresses of a CE can be reused.
D) In 6VPE networking, no VPN instance needs to be created on PEs.


2. Drag the OSPFv3 LSAs to map them to their corresponding transmission ranges.


3. On the campus network shown, IPv6 is deployed for service tests. Four routers are deployed on the network, and OSPFv3 is used for IPv6 network connectivity. An engineer checks the LSDB of R2 and obtains a Link-LSA. Which of the following statements about the LSA are correct?

A) This LSA indicates that R2 does not support external routes but can participate in IPv6 route calculation.
B) The IPv6 address prefix of R2's GE0/0/0 is 2001:DB8:2345:23::/64.
C) The link-local address of R2's GE0/0/0 is FE80::2E0:FCFF:FECD:4F79.
D) This LSA is generated by R2.


4. Which of the following inter-AS MPLS L3VPN solutions need VPN user data packets to carry MPLS labels when being forwarded between ASs?

A) Option C
B) Option D
C) Option A
D) Option B


5. When MPLS/BGP IP VPN is deployed, which of the following statements is incorrect about BGP route exchange between PEs and CEs?

A) In a Hub&Spoke scenario, when Hub-CE and Hub-PE run an IGP for communication, EBGP cannot be configured on Spoke-PE or Spoke-CE.
B) In a scenario where PEs and CEs use BGP to exchange routing information, if two VPN sites have the same private AS number, the AS number replacement function can be used to replace the AS number in a received private network route with any specified AS number. This prevents routes from being discarded because of repeated AS numbers.
C) In a CE multi-homing scenario, the BGP AS number replacement function may cause routing loops. BGP SoO can be used to prevent routing loops at a VPN site.
D) When PEs and CEs use BGP to exchange routing information, you do not need to import private network routes to BGP on PEs.


Solutions:

Question # 1
Answer: A
Question # 2
Answer: Only visible for members
Question # 3
Answer: B,C,D
Question # 4
Answer: B,D
Question # 5
Answer: A

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