Huawei Exam H12-821_V1.0 Topic 5 Question 82 Discussion

Actual exam question for Huawei's H12-821_V1.0 exam

Question #: 82
Topic #: 5

IGMP has three versions. Different versions support different features. Which of the following features is supported by all versions?

AGroup-Specific Query message

BLeave message

CReport message

DSpecifying a multicast source

Show Suggested Answer

Suggested Answer: C

Comprehensive and Detailed Step-by-Step

Overview of IGMP Versions:

IGMPv1: The simplest version, supports basic group membership management using Report messages but lacks Leave messages.

IGMPv2: Adds features like Leave messages and Group-Specific Queries.

IGMPv3: Supports specifying multicast sources for Source-Specific Multicast (SSM).

Feature Supported by All Versions:

Report messages are fundamental to IGMP functionality and are supported in all three versions.

Features Not Supported by All Versions:

Group-Specific Queries (A): Supported in IGMPv2 and IGMPv3.

Leave Messages (B): Introduced in IGMPv2.

Specifying Multicast Sources (D): Introduced in IGMPv3.

HCIA-Datacom Study Guide, Chapter: IGMP Overview

Huawei Multicast Protocol Details

by Margot at May 05, 2025, 12:51 PM

Limited Time Offer

25%

27 days ago

Report message seems like the obvious choice here. I mean, who doesn't love a good report, am I right? *wink wink*

upvoted 0 times

5 days ago

C) Report message

upvoted 0 times

...

11 days ago

B) Leave message

upvoted 0 times

...

12 days ago

A) Group-Specific Query message

upvoted 0 times

...

1 months ago

I think the answer is C) Report message.

upvoted 0 times

...