Juniper networks certified Internet Associate (2025)

Exam Objectives:

•Networking Fundamentals

•Junos OS Fundamentals

•User Interfaces

•Configuration Basics

•Operational Monitoring and Maintenance

•Routing Fundamentals

•Routing Policy and Firewall Filters

Networking Fundamentals:

•Collision domains and broadcast domains

•Function of routers and switches

•Ethernet networks

•Layer 2 addressing, including address resolution

•Layer 3 / IP addressing including subnet masks

•IPv4 / IPv6

•Subnetting and supernetting

•Decimal to binary conversion

•Longest match routing

•CoS

•Connection-oriented vs. connectionless protocols

Junos OS Fundamentals

•Software architecture

•Control and forwarding planes

•Routing Engine and Packet Forwarding Engine

•Transit traffic processing

•Exception traffic

User Interfaces:

•CLI functionality

•CLI modes

•CLI navigation

•CLI Help

•Filtering output

•Active versus candidate configuration

•Reverting to previous configurations

•Modifying, managing, and saving configuration files

•Viewing, comparing, and loading configuration files.

Configuration Basics

•Factory-default state

•Initial configuration

•User accounts

•Login classes

•User authentication methods

•Interface types and properties

•Configuration groups

•Additional initial configuration elements, such as NTP, SNMP, and syslog

•Configuration archival

•Logging and tracing

•Rescue configuration

Operational Monitoring and Maintenance

•Show commands

•Monitor commands

•Interface statistics and errors

•Network tools, such as ping, traceroute, telnet, SSH.

•Junos OS installation and upgrades

•Powering on and shutting down Junos devices

•Root password recovery

Routing Fundamentals

•Traffic forwarding concepts

•Routing tables

•Routing versus forwarding tables

•Route preference

•Routing instances

•Static routing

•Advantages of and use cases for dynamic routing protocols

Routing Policy and Firewall Filters

•Default routing policies

•Import and export policies

•Routing policy flow

•Effect of policies on routes and routing tables

•Policy structure and terms

•Policy match criteria, match types, and actions

•Firewall filter concepts

•Filter structure and terms

•Filter match criteria and actions

•Effect of filters on packets

•Unicast reverse-path-forwarding (RPF)

Exam Details:

Exam Code :JN0-105

Prerequisite Certification: None

Delivered by Pearson VUE

Exam Length: 90 minutes

Exam Type: 65 multiple-choice questions

Software Versions: Junos OS 21.

Cost: 200$ with tax 36$