JN0-251: Mist AI, Associate

Exam Number: JN0-251

Exam Name: Mist AI, Associate

Length of test: 90 mins

Exam Format: Multiple-choice, Drag and Drop, and HOTSPOT questions.

Exam Language: English

Number of questions in the actual exam: 65 questions

Passing Score: 70%

Topics Covered:

• Networking Fundamentals: Concepts and functionality of various fundamental elements of networking, including collision domains, broadcast domains, routers, switches, Ethernet networks, Layer 2 addressing, Layer 3/IP addressing, subnetting, supernetting, and decimal to binary conversion.

• Junos OS Fundamentals: Concepts, benefits, or functionality of the core elements of the Junos OS, including software architecture, control and forwarding planes, routing engine, packet-forwarding engine, transit traffic processing, exception traffic, and user interfaces.

• Configuration Basics: Main elements for configuring Junos devices, including factory-default state, initial configuration, user accounts, login classes, user authentication methods, interface types and properties, configuration groups, and additional initial configuration elements such as Network Time Protocol (NTP), SNMP, and system log.

• Operational Monitoring and Maintenance: Methods of monitoring or maintaining Junos devices, including show commands, monitor commands, interface statistics and errors, network tools (ping, traceroute, telnet, SSH), Junos OS installation and upgrades, powering on and shutting down Junos devices.

• CLI and J-Web: Concepts, operation, or functionality of the Junos CLI and J-Web, including CLI functionality, CLI modes, CLI navigation, CLI help, filtering output, active vs. candidate configuration, reverting to previous configurations, modifying, managing, and saving configuration files, viewing, comparing, and loading configuration files, and J-Web core/common functionality.

This study guide should help you understand what to expect on the JN0-251 exam and includes a summary of the topics the exam might cover and links to additional resources. The information and materials in this document should help you focus your studies as you prepare for the exam.