JNCIP-ENT BGP Advanced Practice Question
A network designer needs to implement BGP route reflection where multiple route reflectors are deployed in the same cluster to provide redundancy. What parameter must be identical across all route reflectors in that same cluster to prevent routing loops?
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
✓
Cluster ID
Route reflectors within the same cluster must share the same Cluster ID so they can recognize and ignore routes reflected by their peer route reflector.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
AS Path Prepend count
Why it's wrong here
Prepend count is a traffic engineering setting, not a route reflector parameter.
- ✗
Local Preference value
Why it's wrong here
Local Preference is a path attribute, not a route reflector cluster parameter.
- ✓
Cluster ID
Why this is correct
Route reflectors in the same cluster must be configured with the identical Cluster ID.
- ✗
Router ID
Why it's wrong here
Router IDs must be unique across all routers in the network.
About these practice questions
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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 JNCIP-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 JNCIP-ENT exam.