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Huawei H12-821_V1.0-ENU

H12-821_V1.0-ENU

Exam Code: H12-821_V1.0-ENU

Exam Name: HCIP-Datacom-Core Technology V1.0

Updated: Aug 28, 2026

Q&A Number: 1081 Q&As

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Huawei H12-821_V1.0-ENU Exam Syllabus Topics:

SectionObjectives
Topic 1: Routing and Traffic Control- IS-IS Core Knowledge
- OSPF Core Knowledge
- BGP Core Knowledge
- Routing Basics
- Traffic Control Concepts
Topic 2: IPv6 and Network Security- Network Security Basics
- IPv6 Core Knowledge
Topic 3: Wireless and Solutions- Large-scale WLAN Architecture
- Network Solution Concepts
Topic 4: Switching and Multicast- Ethernet Switching Core Knowledge
- Multicast Basics
Topic 5: Network Reliability and Services- Network Reliability Basics
- Network Service and Management

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

Question 1

Which statement about IGMP Proxy is correct? (Multiple choice)

A. IGMP Proxy is usually deployed on devices between member hosts of access devices
B. The downstream interface of the IGMP Proxy device generates a multicast forwarding entry through the information that the member host joins and leaves the multicast group
C. IGMP Proxy can work with NQA to detect the link status and realize fast switchover between active and standby links.
D. The IGMP Proxy device cannot replace the IGMP querier to send query messages to downstream member hosts to maintain group membership


Question 2

As shown in the figure below, RTC announces 10.1.1.0/24 into BGP, and RTC is the client of route reflector RTB. Then router RT() will not receive the route entry 10.1.1.0/24 reflected by RTB.


Question 3

What packet types does OSPF include? (Multiple choice)

A. Link State DD
B. Database Description
C. Link State Request
D. Hello


Question 4

Which of the following is a VPN technology that neither supports user identity authentication nor data encryption and verification?

A. L2TP VPN
B. GRE Over IPSec
C. SSLVPN
D. L2TP Over IPSec
E. MPLS VPN
F. GREVPN


Question 5

Which statement about the VRRP protocol version is correct? (Multiple choice)

A. VRRPv3 only works with IPv6
B. VRRPv2 supports authentication
C. VRRPv3 does not support authentication
D. VRRPv2 only works with IPv4


Solutions:

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

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