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High AvailabilityeasyMultiple ChoiceObjective-mapped

JNCIS-ENT High Availability Practice Question

Which CLI command verifies that OSPF Graceful Restart helper mode is enabled by default on a Juniper routing platform?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

show ospf overview

Running 'show ospf neighbor detail' or 'show ospf overview' displays protocol-level graceful restart helper status.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • show chassis ospf-status

    Why it's wrong here

    This command is invalid in Junos.

  • show lacp ospf-helper

    Why it's wrong here

    LACP and OSPF are distinct protocols; this command does not exist.

  • show ospf overview

    Why this is correct

    show ospf overview shows global OSPF parameters, including whether graceful restart helper is enabled.

  • show vrrp ospf-restart

    Why it's wrong here

    VRRP and OSPF commands are not combined in this manner.

Visual reference

R1 R2 R3 R4 10 100 10 100 OSPF picks R1→R2→R4 (cost 20) over R1→R3→R4 (cost 200)

About these practice questions

This JNCIS-ENT question is part of Courseiva's 506-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →

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JA

Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed August 2026 · checked against the official Juniper Networks exam blueprint

This JNCIS-ENT practice question is part of Courseiva's free Juniper Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the JNCIS-ENT exam.