Huawei H12-821_V1.0 Exam Questions - Tips To Pass

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Huawei H12-821_V1.0 Exam Syllabus Topics:

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

>> Exam H12-821_V1.0 Topic <<

2026 Huawei H12-821_V1.0: Trustable Exam HCIP-Datacom-Core Technology V1.0 Topic

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Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions (Q307-Q312):

NEW QUESTION # 307
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?

Answer: B,C,D

Explanation:
Comprehensive and Detailed Step-by-Step Explanation:
* Analysis of BGP Attributes:
* Original Next Hop: The output shows that the original next hop of the route is 172.16.1.2. (A is correct).
* Local Router ID: The local BGP router ID is 10.1.1.1, as displayed. (B is correct).
* Local AS Number: The local AS number is 100, as displayed. (C is correct).
* Incorrect Option:
* Local_Pref: Although Local_Pref is an important attribute, this route is marked as invalid due to
"IP unreachable" and thus cannot be preferentially selected.
References:
* HCIA-Datacom Study Guide, Chapter: BGP Routing Attributes
* Huawei BGP Routing Table Analysis


NEW QUESTION # 308
On a WLAN, the HSB service sets up an HSB channel between two devices that back up each other, maintains the channel status, and backs up data.
Which of the following can HSB back up in real time?

Answer: A,B,C

Explanation:
HSB (Hot Standby Backup) Service:
HSB is used on WLAN controllers to back up critical information in real time to a backup device, ensuring service continuity in case of failures.
Backed-Up Information:
CAPWAP Tunnel Information (A): Essential for maintaining connections between APs and controllers.
AP Entries (C): Information about connected APs is backed up.
User Data Information (D): Includes client authentication and session details.


NEW QUESTION # 309
Which routes in the following options meet the following ACL conditions? (Multiple choice)
[HUAWEI] acl number 2001
[HUAWEI-acl-basic- 2001] rule 0 permit source 10.1.1.0 0.0.254.255

Answer: B,D


NEW QUESTION # 310
The main function of MBGP is to help perform RPF verification of cross-domain multicast flows.

Answer: A


NEW QUESTION # 311
On a WLAN, engineers can use the VLAN pool mechanism to assign access users to different VLANs, which helps reduce the number of broadcast domains and improve network performance.

Answer: A


NEW QUESTION # 312
......

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