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

"HCIP-Datacom-Core Technology V1.0", also known as H12-821_V1.0 exam, is a Huawei Certification. With the complete collection of questions and answers, UpdateDumps has assembled to take you through 385 Q&As to your H12-821_V1.0 Exam preparation. In the H12-821_V1.0 exam resources, you will cover every field and category in HCIP-Datacom Certification helping to ready you for your successful Huawei Certification.

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  • Updated on: Aug 06, 2026
  • No. of Questions: 385 Questions & Answers

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  • Updated on: Aug 06, 2026
  • No. of Questions: 385 Questions & Answers

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Huawei H12-821_V1.0 Exam Syllabus Topics:

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

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

1. Compared with RSTP, which of the following port roles are added to MSTP?

A) Edge port
B) Backup port
C) Regional edge port
D) Master port


2. Which of the following statements regarding the BGP error display of a router false?

A) The neighbor address of this router is 10.1.1.5.
B) The error may be caused by the incorrect neighbor address.
C) The error occurred at 12:40:39 on March 22, 2010.
D) Error Type indicates that the BGP error is caused by the neighbor relationship error.


3. On the OSPF network shown in the figure, an adjacency has been established between R1 and R2. An engineer configures the commands in the figure on R2. In this case, which of the following routing entries may exist in the routing table of R2?

A) 10.1.4.0/24
B) 10.1.2.0/24
C) 10.1.1.0/24
D) 10.1.3.0/24


4. On an OSPF network, the I bit, M bit, and MS bit in the first DD packet sent by a router are all set to 1.

A) FALSE
B) TRUE


5. As shown in the figure, R1 imports the direct route 10.1.1.0/24 to OSPF. An engineer enables bidirectional route re-advertisement on R2 and R3, and configures the following commands on R3. After the network becomes stable, which of the following is the Pre value of the route 10.1.1.0/24 in the routing table of R4?

[R3]acl 2000
[R3-acl-basic-2000] rule permit source 10.1.1.0 0
[R3-acl-basic-2000] quit
[R3]route-policy hcip permit node 10
[R3-route-policy-10] if-match acl 2000
[R3-route-policy-10] apply preference 14
[R3-route-policy-10] quit
[R3]ospf 1
[R3-ospf-1] preference ase route-policy hcip

A) 150
B) 10
C) 15
D) 14


Solutions:

Question # 1
Answer: C,D
Question # 2
Answer: B
Question # 3
Answer: A,B,D
Question # 4
Answer: B
Question # 5
Answer: D

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