JNCIS-ENT IS IS Practice Question
What is the default IS-IS metric for an interface in Junos?
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
✓
10
The default IS-IS metric in Junos is 10.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
1
Why it's wrong here
1 is the default for OSPF, not IS-IS.
- ✓
10
Why this is correct
10 is the default value.
- ✗
0
Why it's wrong here
Metrics must be positive integers.
- ✗
100
Why it's wrong here
100 is not the default.
About these practice questions
Courseiva writes every JNCIS-ENT question from scratch — 519 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
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.