JNCIS-ENT Protocol Independent Routing Practice Question
When configuring advanced load balancing under forwarding-options, which THREE hash-key options are available to administrators in Junos OS? (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
✓
layer-4
Junos hash-key configuration supports options including layer-2, layer-3, and layer-4 fields.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
mpls-label
Why it's wrong here
MPLS labels are handled separately via MPLS load balancing options, not under general layer hash keys.
- ✗
payload-checksum
Why it's wrong here
Payload checksum is not a hash key option.
- ✓
layer-4
Why this is correct
Layer-4 port numbers can be included in hash calculations.
- ✓
layer-3
Why this is correct
Layer-3 IP addresses can be included in hash calculations.
- ✓
layer-2
Why this is correct
Layer-2 header fields can be included in hash calculations.
About these practice questions
One of 519 original JNCIS-ENT practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 JNCIS-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 JNCIS-ENT exam.