Exam Code : JN0-451
Prerequisite Certification : JNCIA-MistAI
Exam Length : 90 minutes
Exam Type : 65 multiple-choice questions
Recertification : Juniper certifications are valid for three years. For more information, see Recertification.
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.
The Mist AI track enables you to demonstrate a thorough understanding of WLAN technology in general and the Mist AI features and functionality. JNCIS-MistAI, the specialist-level certification in this track, is designed for Wireless LAN networking professionals with intermediate knowledge of wireless networking using the Mist AI. The written exam for the certification verifies your intermediate understanding of WLAN and Mist AI technology, features, and functionality.
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This track contains two certifications:
JNCIA-MistAI: Mist AI, Associate. For details, see JNCIA-MistAI.
JNCIS-MistAI: Mist AI, 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.
Recommended Training : Juniper Mist AI Networks (MIST)
Exam Resources : Industry/product knowledge
Juniper TechLibrary : Additional Preparation
Juniper Learning Portal
Exam Objectives
Here is a high-level view of the skillset required to successfully complete the JNCIS-MistAI certification exam.
| Exam Objective | Description |
| Wi-Fi Fundamentals | Identify the concepts or functionality of basic Wi-Fi technologies: 802.11 physical layer protocols Frequency bands RF basics Modulation and coding Network arbitration and contention WLAN association and roaming WLAN life cycle |
| Juniper Mist WLAN Architecture and Deployment | Identify the concepts of the Juniper Mist Cloud architecture: General architecture concepts Account organization and subscriptions Configuration objects RESTful API concepts Webhook concepts Organization objects Site objects Demonstrate knowledge of Juniper Mist configuration: Initial setup Access points Juniper Mist Edge WLAN objects |
| General WLAN Concepts | Identify the concepts or functionality of WLANs: WLAN concepts Security concepts Juniper Mist WLANs Policy (WxLAN) Guest portals Wireless intrusion detection and prevention Demonstrate knowledge of WLAN configuration or troubleshooting: Multiple preshared key (PSK) Policy (WxLAN) |
| Juniper Mist Network Operations | Identify the components of Juniper Mist network operations: Service-level expectations (SLE) for Juniper Mist Wi-Fi Assurance Events and insights Alerts Radio resource management (RRM) Demonstrate knowledge of wireless configuration or troubleshooting: SLE configuration SLE troubleshooting |
| Marvis AI | Identify the concepts and functionality of Marvis Virtual Network Assistant: Reactive troubleshooting Proactive troubleshooting Marvis languages Marvis actions Demonstrate knowledge of using the Marvis Virtual Network Assistant: Reactive troubleshooting Proactive troubleshooting Marvis languages Marvis actions |
| Juniper Location Services, driven by Mist AI | Identify the concepts or methods of location-based services (LBS): Wi-Fi location Virtual Bluetooth Low Energy (BLE) User engagement Asset visibility Proximity tracing |
Sample Questions
QUESTION 1
Which two statements are correct about the radio frequency rule of 10s and 3s? (Choose two.)
A. If the signal strength increases by 3 dB, the power is doubled.
B. If the signal strength decreases by 10 dB, the power decreases tenfold.
C. If the signal strength increases by 3 dB, the power is tripled.
D. If the signal strength decreases by 10 dB, the power is halved.
Answer: B, D
QUESTION 2
Referring to the exhibit, what would a guest user be able to do?
A. Use Gmail and Slack.
B. Use the Internet, except for Gmail and Slack.
C. Use the HP Printer and Internet.
D. Use only the Intranet.
Answer: B
QUESTION 3
What are basic data rates?
A. fastest data rates
B. optional data rates
C. required data rates
D. disabled data rates
Answer: C
QUESTION 4
Which two statements are correct about channel bonding? (Choose two.)
A. Bonding two channels together doubles the available bandwidth.
B. Bonding two channels together doubles the required device resources.
C. Bonding two channels together doubles the noise floor.
D. Bonding two channels together doubles the number of available channels.
Answer: A, D
QUESTION 5
You have received a Marvis Actions Missing VLAN notification.
In this scenario, where is the problem?
A. The gateway is missing the VLAN.
B. An access point is missing the VLAN.
C. A client is missing the VLAN.
D. A switch is missing the VLAN.
Answer: D