Automation and DevOps, Specialist (JNCIS-DevOps)

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The Automation and DevOps Track track enables you to demonstrate competency in common scripting languages and tools for automating device and network functions. JNCIS-DevOps, the specialist-level certification in this track, is designed for networking professionals with intermediate knowledge of automation tools and best practices. The written exam verifies your understanding of the application of scripting tools such as PyEZ, Python, and Ansible to Junos devices and networks.

This track includes two certifications:

  • JNCIA-DevOps: Automation and DevOps, Associate. For details, see JNCIA-DevOps.
  • JNCIS-DevOps: Automation and DevOps, Specialist. For details, see the sections below.

Exam Preparation

We recommend the following resources to help you prepare for your exam. However, these resources aren't required and using them doesn't guarantee you'll pass the exam.

Exam Resources

Additional Preparation

Exam Objectives

Here’s a high-level view of the skillset required to successfully complete the JNCIS-DevOps certification exam.

Exam Objective

Description

Platform Automation Overview

Identify concepts, general features, or functionality of Junos platform automation

  • Management process (MGD-based) automation
  • Terraform
  • Juniper Extension Toolkit (JECT) service process (JSD-based) automation

gRPC

Describe how to use gRPC/gNMI for automating Junos:

  • Proto buff
  • gRPC protocol
  • OpenConfig

Describe how to use gRPC/gNMI for Junos telemetry:

  • Proto buff
  • gRPC protocol
  • OpenConfig
  • Sensor paths
  • Tools (gNMIc, TIG stack)

Ansible

Describe how to use Ansible for automating Junos OS devices and networks:

  • Supported files
  • Play books
  • Vault
  • JSNAPy
  • Templates (Jinja2)

Junos Automation Scripts

Describe the concepts, benefits, or operation of automation scripts for Junos OS devices and networks:

  • Commit scripts
  • Op scripts
  • Event scripts
  • SNMP scripts

YANG

Identify the concepts and general features of managing configuration in Junos devices and networks using Yet Another Next Generation (YANG) models:

  • Implementation concepts
  • OpenConfig
  • YANG syntax and data types

Exam Details

Exam questions are derived from the recommended training and the exam resources listed above. Pass/fail status is available immediately after taking the exam. The exam is only provided in English.

Exam Code

JN0-423

 

Prerequisite Certification

Delivered by

Exam Length

90 minutes

Exam Type

65 multiple-choice questions

Software Versions

Junos OS 24.4

 

Recertification

Juniper certifications are valid for three years. For more information, see Recertification.