350-501 Architecture Practice Question
In BGP/MPLS IP VPN (L3VPN), which component provides customer isolation by maintaining separate routing tables per customer?
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
✓
VRF
VRF (Virtual Routing and Forwarding) creates separate routing tables for each customer, ensuring isolation.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Route distinguisher (RD)
Why it's wrong here
RD makes routes unique across VPNs, but VRF provides isolation.
- ✗
MPLS label
Why it's wrong here
Labels are used for forwarding, not routing table isolation.
- ✓
VRF
Why this is correct
VRF provides per-customer routing table isolation.
- ✗
MP-BGP
Why it's wrong here
MP-BGP distributes routes between PEs but does not isolate by itself.
Go deeper
Related to this question
About these practice questions
This 350-501 question is part of Courseiva's 971-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
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.