JNCIP-ENT Ethernet Switching And Spanning Tree Practice Question
When configuring advanced VLAN mapping on a Juniper MX Series router using flexible VLAN tagging, which term describes the action of replacing an incoming inner VLAN tag with a new tag before forwarding into the provider core?
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
✓
VLAN swap
VLAN translation or swapping replaces the incoming tag with a mapped tag.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
VLAN stripping
Why it's wrong here
Stripping completely removes all tags.
- ✓
VLAN swap
Why this is correct
Swap replaces an existing tag with a new tag value.
- ✗
VLAN push
Why it's wrong here
Push adds a tag.
- ✗
VLAN pop
Why it's wrong here
Pop removes a tag.
Visual reference
About these practice questions
This JNCIP-ENT question is part of Courseiva's 332-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 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.