Prepare with Huawei H12-821_V1.0 exam practice material, pass for sure
Updated: Aug 23, 2026
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Huawei H12-821_V1.0 Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | HCIP-Datacom-Core Technology V1.0 |
| Exam Number: | H12-821_V1.0 |
| Passing Score: | 600/1000 |
| Available Languages: | English, Chinese |
| Exam Duration: | 90 minutes |
| Exam Format: | Single-answer questions, Multiple-answer questions, True or false, Short response, Drag and drop |
| Related Certifications: | HCIP-Datacom Certification HCIA-Datacom HCIE-Datacom |
| Certificate Validity Period: | 3 years |
| Exam Price: | USD180 |
| Real Exam Qty: | 60-70 |
| Sample Questions: | Huawei H12-821_V1.0 Sample Questions |
| Exam Way: | Pearson VUE test center or online proctored written examination |
| Pre Condition: | Huawei recommends having HCIA-Datacom level knowledge before taking this exam. |
| Official Syllabus URL: | https://e.huawei.com/en/talent/cert/ |
Huawei H12-821_V1.0 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Routing and Traffic Control | - Traffic Management
|
| Topic 2: Network Service and Management | - O&M Technologies
|
| Topic 3: Network Solutions | - Enterprise Network Solutions
|
| Topic 4: Multicast | - IP Multicast Technologies
|
| Topic 5: BGP | - BGP Technologies
|
| Topic 6: IPv6 | - IPv6 Fundamentals
|
| Topic 7: OSPF | - OSPF Fundamentals
|
| Topic 8: Network Reliability | - Reliability Technologies
|
| Topic 9: WLAN | - Wireless Networking
|
| Topic 10: Routing Basics | - IP Routing Fundamentals
|
| Topic 11: IS-IS | - IS-IS Fundamentals
|
| Topic 12: Ethernet Switching Technology | - Switching Fundamentals
|
| Topic 13: Network Security | - Security Technologies
|
Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:
1. IGMPv2 uses the timeout mechanism for group members leaving a group. Group members can only leave a group silently. Before the timeout period expires, multicast traffic is still forwarded by the multicast router, and this is a defect.
A) FALSE
B) TRUE
2. Which of the following statements are true about the packet filtering firewall?
A) The packet filtering firewall filters data packets based on ACLs.
B) The packet filtering firewall supports per-packet detection.
C) The packet filtering firewall can analyze associated packets to improve security.
D) The packet filtering firewall can check application-layer data.
3. What parameters can a DHCP6 server assign to a DHCPv6 client?
A) SNTP server address
B) Gateway address
C) IPV6 address/prefix
D) DNS server address
4. The following figure shows a campus network . IS-IS is configured on all routers, and the network runs normally.
By default, which of the following routers have specific routes on the entire network?
A) R3
B) R2
C) R7
D) R1
5. During routine maintenance, an enterprise administrator runs a command to check VRRP group information. Which of the following statements is false about the command output?
yaml
CopyEdit
< HUAWEI > display vrrp verbose
Vlanif100 | Virtual Router 1 State: Master
Virtual IP: 10.1.1.100
Master IP: 10.1.1.2
PriorityRun: 120 PriorityConfig: 120
DR: None BDR: None MTU: 0
Preempt: YES Delay Time: 20s
Remain: --
Track: YES Priority Reduced: 20
Auth Type: MD5
BFD-session State: UP
A) Authentication is enabled for the VRRP group.
B) The ID of the VRRP group is 1.
C) Preemption is enabled for the VRRP group.
D) This VRRP group is an mVRRP group.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A,B | Question # 3 Answer: A,C,D | Question # 4 Answer: A,B | Question # 5 Answer: D |
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