Exam Name: HCIP-Datacom-Core Technology V1.0
Certification Provider: Huawei
Corresponding Certification: HCIP-Datacom
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Updated: Oct 02, 2026
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Huawei H12-821_V1.0 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Multicast | - IP Multicast Technologies
|
| IPv6 | - IPv6 Fundamentals
|
| Network Service and Management | - O&M Technologies
|
| BGP | - BGP Technologies
|
| WLAN | - Wireless Networking
|
| Network Reliability | - Reliability Technologies
|
| Routing and Traffic Control | - Traffic Management
|
| OSPF | - OSPF Fundamentals
|
| Network Solutions | - Enterprise Network Solutions
|
| Network Security | - Security Technologies
|
| IS-IS | - IS-IS Fundamentals
|
| Ethernet Switching Technology | - Switching Fundamentals
|
| Routing Basics | - IP Routing Fundamentals
|
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
In special scenarios, when advertising routes to an IBGP peer, a BGP device needs to set the next hop to its IP address to prevent blackhole routes. Which of the following commands can be run in this case?
- A. peer next-hop-invariable
- B. peer mpls-local-ifnet
- C. peer next-hop-local
- D. peer private-nexthop
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
In PIM-DM, which of the following processes are involved in SPT establishment?
- A. Prune
- B. Graft
- C. Flooding
- D. State-refresh
Correct Answer: A,B,C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
A Layer 2 switch supports multiple types of Ethernet interfaces. Similar to a trunk interface, a hybrid interface allows data frames from multiple VLANs to pass through. In addition, you can determine whether data frames from a VLAN sent out from a hybrid interface are tagged or untagged.
- A. TRUE
- B. FALSE
Correct Answer: A 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
When a packet passes through a firewall, the firewall creates a session connection for the packet to guide subsequent forwarding of the packet. However, the firewall does not create session entries for all packets. For which of the following packets does the firewall not create session entries when the packet reaches the firewall?
- A. Subsequent fragment
- B. UDP packet
- C. ICMP ping packet
- D. GRE packet
Correct Answer: A 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
On an IS-IS network, routers send LSPs to exchange link state information. LSPs are classified into Level-1 LSPs and Level-2 LSPs and have the same format. Which of the following parts constitute the LSP ID in an LSP?
- A. Pseudonode ID
- B. LSP Number
- C. System ID
- D. IS Type
Correct Answer: A,B,C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
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