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Huawei H12-821_V1.0-ENU : HCIP-Datacom-Core Technology V1.0

H12-821_V1.0-ENU real exams

Exam Code: H12-821_V1.0-ENU

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

Updated: Aug 29, 2026

Q & A: 1081 Questions and Answers

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

SectionWeightObjectives
Switching Core Knowledge7%- Spanning Tree Protocol
- VLAN and trunking
- Link aggregation
IPv6 Core Knowledge3%- IPv6 addressing and header
- IPv6 routing protocols
Network Security Basics9%- AAA and access control
- Security defense technologies
- ACL and packet filtering
Multicast Basics9%- Multicast principles
- IGMP and PIM protocols
Routing and Traffic Control10%- Routing policy and filtering
- Traffic engineering and control
Large-scale WLAN Networking Architecture6%
Routing Basics3%
OSPF Core Knowledge16%- OSPF configuration and troubleshooting
- OSPF principles and operation
- OSPF route calculation and selection
Network Solutions2%
BGP Core Knowledge17%- BGP route selection and control
- BGP deployment and optimization
- BGP concepts and attributes
Network Reliability Basics8%- High availability design
- VRRP and redundancy
- BFD and fault detection
IS-IS Core Knowledge8%- IS-IS routing and configuration
- IS-IS protocol fundamentals
Network Service and Management2%

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

Question 1

After the IGMP proxy device receives the report message of a certain multicast group, if the corresponding multicast group is not found, the IGMP proxy device will send a report message for the multicast group to the access device, and then Add the multicast group to the forwarding table.

A. TRUE
B. FALSE


Question 2

An administrator needs to create an AS Path filter (ipas-path-filter) to deny the route that contains 65001 in the AS Path, so which of the following configurations is correct?

A. ip as-path-filter 1 deny_65001_ip as-path-filter 1 permit.*
B. ip as-path-filter 1 deny_65001*ip as-path-filter 1 permit.
C. ip as-path-filter 1 deny 65001_ip as-path-filter 1 permit.$
D. ip as-path-filter 1 deny*65001_ip as-path-filter 1 permit


Question 3

Which of the following options is related to the transmission rate of an Eth-Trunk port in manual link aggregation mode? (Multiple choice)

A. Number of group member ports
B. Bandwidth of group member ports
C. Whether the member port is in the public network or private network
D. Whether an IP address is configured on the member port


Question 4

The header of an IP packet is shown in the figure. Based on this packet, which of the following is correct?

A. The protocol number is 51, which means that the message after the IP Header is the ESP header
B. The packet must be an IPsec VPN packet encapsulated with only AH
C. The protocol number is 51, which means that the message after the IP Header is the AH header
D. The message is an IPsec VPI message, and the data part of the message is encrypted


Question 5

When configuring the multicast routing protocol, you first need to execute the () routing-enable command, and then perform related configurations of the PFIM protocol.


Solutions:

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

H12-821_V1.0-ENU Related Exams
H12-831-ENU - HCIP-Datacom
H12-821_V1.0 - HCIP-Datacom-Core Technology V1.0
H12-831_V1.0-ENU - HCIP-Datacom-Advanced Routing & Switching Technology V1.0
H12-831_V1.0 - HCIP-Datacom-Advanced Routing & Switching Technology V1.0
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