JNCIP-ENT Class OF Service Practice Question
Which THREE types of classifiers are natively supported in Junos Class of Service? (Choose three)
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
✓
exp
Junos supports multiple classifier types including dscp, exp, and ieee-802.1.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
exp
Why this is correct
exp is used for MPLS experimental bits classification.
- ✓
dscp
Why this is correct
dscp is a supported classifier type.
- ✓
ieee-802.1
Why this is correct
ieee-802.1 is used for Layer 2 CoS bits.
- ✗
tcp-port
Why it's wrong here
tcp-port is matched via firewall filters for multi-field classification, not as a standalone classifier type name.
- ✗
mac-address
Why it's wrong here
mac-address is not a CoS classifier type.
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.