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

  • Exam Code: H12-821_V1.0
  • Exam Name: HCIP-Datacom-Core Technology V1.0
  • Updated: Sep 29, 2026
  • Q & A: 378 Questions and Answers

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Huawei H12-821_V1.0 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: BGP Fundamentals17%- BGP characteristics and working principles
- BGP route attributes and selection
- BGP configuration and policy application
Topic 2: Network Solutions and Design5%- Enterprise network design principles
- Typical network architecture and solution
Topic 3: Routing and Traffic Control10%- Route import and redistribution
- Routing policy and filtering
- Policy-based routing
Topic 4: IS-IS Fundamentals8%- IS-IS configuration and deployment
- IS-IS protocol principles
Topic 5: OSPF Fundamentals16%- OSPF special applications and troubleshooting
- OSPF configuration and optimization
- OSPF principles and operation mechanisms
Topic 6: Multicast Technologies9%- PIM protocol
- IGMP protocol
- Multicast basic concepts
Topic 7: IPv6 Technologies3%- IPv6 address structure and configuration
- IPv6 routing protocols
Topic 8: Network Reliability7%- VRRP protocol
- Device redundancy and link backup
- BFD technology
Topic 9: WLAN Basics2%- WLAN technology principles
- WLAN deployment and optimization
Topic 10: Network Service and Management5%- Network management and monitoring
- DHCP and DNS services
Topic 11: Routing Basics3%- Routing table composition and selection rules
- Routing concepts and classification
Topic 12: Ethernet Switching Technologies7%- VLAN principles and configuration
- Link aggregation and stack technology
- Spanning Tree Protocol
Topic 13: Network Security8%- ACL and packet filtering
- Attack defense and security policy
- AAA authentication

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

Question #1

A session is an entry used to record the connection status of a protocol and is fundamental for the firewall to forward packets. Which of the following protocol packets will the firewall create sessions for?

  • A. TCP
  • B. GRE
  • C. Subsequent fragment
  • D. ICMP error packet
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

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Question #2

There are multiple types of Ethernet interfaces on a Layer 2 switch. An access interface can be added to only one VLAN, and a trunk interface can allow data frames from multiple VLANs to pass through.

  • A. TRUE
  • B. FALSE
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #3

An enterprise administrator views the following details about a BGP route during routine O & M:
yaml
CopyEdit
< HUAWEI > display bgp routing-table 192.168.1.1
BGP local router ID: 10.1.1.1
Local AS number: 100
Paths: 2 available, 0 best, 0 select
BGP routing table entry information of 192.168.1.1/32:
From: 10.1.1.2 (10.1.1.2)
Route Duration: 00h01m31s
Relay IP Nexthop: 0.0.0.0
Relay IP Out-Interface: --
Original nexthop: 172.16.1.2
AS-path: 200, origin incomplete, MED 0, localpref 100, pref-val 0, internal, pre 255, invalid for IP unreachable Not advertised to any peer yet Which of the following statements are true about the BGP route?

  • A. The local AS number is 100.
  • B. The original next hop of the route is 172.16.1.2.
  • C. The route is preferentially selected because its Local_Pref has a higher priority.
  • D. The local BGP router ID is 10.1.1.1.
Reveal Solution  Discussion  0

Correct Answer: A,B,D  🗳️

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Question #4

If a router ID is configured in both the system via and the BGP view, BGP uses the router ID configured in the BGP view because the BGP view takes precedence over the system view.

  • A. TRUE
  • B. FALSE
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Question #5

A router forwards traffic based on a FIB table. Which of the following values of the Flag field in a routing entry indicates that the next hop of the route is the gateway?

  • A. G
  • B. H
  • C. D
  • D. S
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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