350-501 Networking Practice Question
In BGP, which attribute is used to prevent routing loops when route reflectors are deployed?
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
✓
Originator ID
Originator ID is used by route reflectors to prevent loops. If a router receives a route with its own router ID as originator, it discards it.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Cluster ID
Why it's wrong here
Cluster ID is used to avoid loops between clusters.
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AS_PATH
Why it's wrong here
AS_PATH prevents loops between ASes.
- ✓
Originator ID
Why this is correct
Originator ID identifies the originator of a route within an AS.
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NEXT_HOP
Why it's wrong here
NEXT_HOP does not prevent loops.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-501 practice question is part of Courseiva's free Cisco 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 350-501 exam.