350-501 Networking Practice Question
In BGP, what is the purpose of the ORIGINATOR_ID attribute in a route reflector environment?
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
✓
Identifies the originating router to prevent loops
ORIGINATOR_ID is set by the route reflector to identify the originator of the route. It is used to prevent loops in iBGP.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Indicates the next-hop router
Why it's wrong here
Next-hop is separate.
- ✗
Sets the local preference
Why it's wrong here
Local preference is separate.
- ✓
Identifies the originating router to prevent loops
Why this is correct
ORIGINATOR_ID is used to detect and avoid loops.
- ✗
Identifies the route reflector cluster
Why it's wrong here
Cluster-ID identifies the cluster.
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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.