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JNCIA-Junos

Learn Junos as you manage configurations, verify network state, and build foundational routing skills.

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JNCIA-Junos JN0-106

Juniper positions JNCIA-Junos as the baseline certification for networking professionals with beginner-to-intermediate knowledge. The published scope emphasizes Junos architecture, its operational and candidate-configuration workflow, monitoring, routing, and policy fundamentals.

Exam code
JN0-106
Questions
65
Duration
90 min
Domains
7

Published exam scope

Official objective domains

Domains are numbered for reference; the numbers are not weights or rankings.

  1. 01Networking Fundamentals
  2. 02Junos OS Fundamentals
  3. 03User Interfaces
  4. 04Configuration Basics
  5. 05Operational Monitoring and Maintenance
  6. 06Routing Fundamentals
  7. 07Routing Policy and Firewall Filters

SwitchLab is independent and is not affiliated with, authorized, sponsored, or endorsed by HPE Juniper Networking. Juniper® and Junos® are registered trademarks of Juniper Networks, Inc. JNCIA-Junos is referenced solely to identify the relevant certification path.

Curriculum

Open a stage to inspect its lessons and labs.

Stage 1

Meet the CLI

Try Junos through guided command-line practice before beginning the exam-focused course.

Stage 2

Networking Fundamentals

Understand Ethernet, addressing, subnetting, packet delivery, transport and traffic treatment.

Stage 3

Junos OS Fundamentals

Explain Junos architecture, control and forwarding work, and transit and exception traffic.

Stage 4

User Interfaces

Manage Junos configuration deliberately with the CLI, configuration files, recovery tools and J-Web.

Stage 5

Configuration Basics

Configure interfaces, secure access, system services, inheritance and recoverable device baselines.

Stage 6

Operational Monitoring and Maintenance

Inspect evidence, diagnose faults and practise device maintenance and recovery procedures.

Stage 7

Routing Fundamentals

Explain and verify route selection, static and dynamic routing, forwarding tables and routing instances.

Stage 8

Routing Policy and Firewall Filters

Control route exchange and packet acceptance, verify policy effects, and complete the integrated JNCIA review.

Stage 9

Bonus: Beyond the JNCIA Exam Requirements

Optional; excluded from core completion. Additional practical depth beyond exam requirements: spanning tree, resilient aggregation and advanced routing.

Course details and blueprint

What you will be able to do

  • Move between operational and configuration modes while using help, filtering, compare, commit, and rollback.
  • Configure baseline system services, interfaces, and static routing with disciplined verification.
  • Interpret introductory routing-policy and firewall-filter behavior from operational evidence.

Path notes

Designed for
Network operators beginning with Junos or adding Juniper operations to existing networking knowledge.
Recommended knowledge
Basic networking foundations
Availability
The Juniper course includes guided labs, lessons, independent checkpoints and a final assessment across seven exam domains, with optional bonus practice.

Blueprint and sources

JN0-106 · Junos OS 21.2 · Reviewed 2026-08-31

Source 1