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Huawei H12-821_V1.0 Exam Syllabus Topics:

SectionObjectives
Topic 1: OSPF- OSPF Fundamentals
  • 1. OSPF Area Design
  • 2. OSPF Neighbor Relationship
  • 3. LSA and SPF Calculation
Topic 2: Routing Basics- IP Routing Fundamentals
  • 1. Static Routing
  • 2. Route Selection
  • 3. Routing Table Principles
Topic 3: Network Service and Management- O&M Technologies
  • 1. SNMP
  • 2. Network Monitoring
  • 3. Telemetry
Topic 4: IS-IS- IS-IS Fundamentals
  • 1. IS-IS Neighbor Establishment
  • 2. LSP and SPF Mechanism
  • 3. Level-1 and Level-2 Routing
Topic 5: Ethernet Switching Technology- Switching Fundamentals
  • 1. Link Aggregation
  • 2. VLAN
  • 3. STP/RSTP/MSTP
Topic 6: WLAN- Wireless Networking
  • 1. WLAN Architecture
  • 2. Wireless Security
  • 3. WLAN Deployment
Topic 7: Multicast- IP Multicast Technologies
  • 1. IGMP
  • 2. PIM
  • 3. Multicast Forwarding
Topic 8: Network Security- Security Technologies
  • 1. Attack Prevention
  • 2. ACL
  • 3. AAA
Topic 9: Routing and Traffic Control- Traffic Management
  • 1. Policy-based Routing
  • 2. Traffic Optimization
  • 3. Route Filtering
Topic 10: Network Reliability- Reliability Technologies
  • 1. BFD
  • 2. VRRP
  • 3. Redundancy Design
Topic 11: Network Solutions- Enterprise Network Solutions
  • 1. Datacom Architecture
  • 2. Campus Network
  • 3. WAN Solution
Topic 12: IPv6- IPv6 Fundamentals
  • 1. IPv4 to IPv6 Transition
  • 2. IPv6 Routing
  • 3. IPv6 Addressing
Topic 13: BGP- BGP Technologies
  • 1. BGP Path Selection
  • 2. BGP Route Advertisement
  • 3. IBGP and EBGP

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Pass Guaranteed Quiz 2026 H12-821_V1.0: HCIP-Datacom-Core Technology V1.0 – Reliable Best Practice

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Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions (Q11-Q16):

NEW QUESTION # 11
The AS_Path attribute records the numbers of all ASs that a route passes through from the local end to the destination in the vector order. If a BGP speaker advertises a route to an IBGP peer, it creates an empty AS_Path in an Open message. This prevents routing loops between ASs.

Answer: B


NEW QUESTION # 12
A switch runs the RSTP protocol, and its related configuration information is shown in the figure. According to the command configuration, please point out that for Instance 1, the role of the switch is:

Answer: B


NEW QUESTION # 13
IPv6 defines multiple types of addresses. Which of the following statements is false about these addresses?

Answer: D

Explanation:
IPv6 Address Behavior
* Manually configured link-local addresses do not have a higher priority than automatically generated ones; they coexist and are equally preferred for local communication.
* The other statements are true:
* A. Link-local addresses can use the EUI-64 method for quick generation.
* B. Anycast addresses are only used as destination addresses.
* C. An interface can have multiple global unicast addresses with different prefixes.
HCIP-Datacom-Core Reference
* IPv6 address types and priority behaviors are detailed in the IPv6 addressing sections.


NEW QUESTION # 14
Telemetry is mainly used to monitor the network, including packet inspection and analysis, security intrusion and attack detection, intelligent data collection, application performance management, etc. Which of the following descriptions about Telemetry is wrong?

Answer: B


NEW QUESTION # 15
What parameters can a DHCP6 server assign to a DHCPv6 client?

Answer: A,B,C

Explanation:
* Understanding DHCPv6:
* DHCPv6 (Dynamic Host Configuration Protocol for IPv6) is used to assign configuration parameters to IPv6 clients.
* It supports both stateful and stateless modes:
* Stateful: Assigns IPv6 addresses and other configuration parameters.
* Stateless: Assigns only configuration parameters (e.g., DNS server) without providing IPv6 addresses.


NEW QUESTION # 16
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