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

  • Exam Code: H12-821_V1.0-ENU
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Aug 20, 2026     Q & A: 1081 Questions and Answers

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Free Download H12-821_V1.0-ENU exam dumps pdf

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

SectionObjectives
MPLS and VPN Technologies- MPLS Architecture and Label Switching
- L2VPN and L3VPN Deployment
Network Services and QoS- Network Reliability and Redundancy
- QoS Mechanisms and Traffic Management
Routing Protocols- BGP Basics and Policy Control
- OSPF Implementation and Optimization
- IS-IS Fundamentals
IP Network Fundamentals- IPv4 and IPv6 Addressing
- TCP/IP Model and Networking Principles
Network Management and Automation- Basic Network Automation Concepts
- Network Monitoring and O&M Tools

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

1. As shown in the figure, R1 and R2 form a VRRP backup group 1. By executing the vrrp vrid 1 vitual-ip () command on R1, it can become the IP address owner, making R1 the Master and R2 the Backup.


2. Which of the following descriptions of BGP notification principles is incorrect?

A) When a router learns a BGP route from its IBGP peer, it cannot use the route or advertise this route to its EBGP peer unless it learns this route from the IGP protocol. route
B) Routes obtained from IBGP peers. Can only be sent to IBGP peers
C) Only publish optimal routes
D) The routes obtained from EBGP peers will be published to all peers.


3. IS-IS overload flag refers to the OL field in the LSP message. After setting the overload flag on a device, other devices will not use this device for forwarding when calculating SPF, and will only calculate the direct route of the device.

A) FALSE
B) TRUE


4. The command format of the prefix list (IP-Prefx) is ip ip-prefx ip-prefix-name [index index-number] permit | deny] ipv4-address mask-length [ greater-equal greater-equal-value] [less -equal less-equal-value], if only greater-equal is specified and less-equal is not specified, the prefix range is:

A) Unlimited
B) [greater-equal-value.32]
C) [mask-length, greater-equal-value]
D) [0. greater-equal-value]


5. Which of the following descriptions is wrong about the address function of NDP?

A) The address realizes the function from IPv6 address to link layer address
B) Two types of ICMPv6 packets, neighbor solicitation and neighbor advertisement, are used in the addressing process.
C) When sending a Neighbor Solicitation message, the source address is set to be the link-local address of the local interface
D) When sending a Neighbor Solicitation message, the destination address is set as the multicast address of the requested node of the neighbor


Solutions:

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

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