350-501 Networking Practice Question
In BGP route reflection, what is the purpose of the ORIGINATOR_ID attribute?
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
✓
To prevent routing loops by ensuring that a route is not reflected back to its originator
ORIGINATOR_ID is a non-transitive optional attribute that identifies the router that originated the route into the iBGP domain, used to prevent loops.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
To prevent routing loops by ensuring that a route is not reflected back to its originator
Why this is correct
A router ignores routes with its own ORIGINATOR_ID.
- ✗
To indicate the next-hop IP address
Why it's wrong here
Next-hop is carried in NEXT_HOP attribute.
- ✗
To identify the route reflector
Why it's wrong here
The route reflector sets the CLUSTER_ID, not ORIGINATOR_ID.
- ✗
To carry the community value
Why it's wrong here
Community is separate.
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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.