JN0-253 Dumps are Available for Instant Access [2025]
Practice with these JN0-253 dumps Certification Sample Questions
NEW QUESTION # 21
You want to determine where you have coverage issues in your network using Marvis Actions.
Which Marvis Action category should you use in this situation?
- A. Clients
- B. Connectivity
- C. AP
- D. Application
Answer: C
NEW QUESTION # 22
Which two Mist UI options are available to receive notifications of Mist cloud status changes?
(Choose two.)
- A. Slack
- B. Email
- C. RSS
- D. SNMP
Answer: A,B
Explanation:
Notification Options in Mist UI:
Mist provides several options for receiving notifications about Mist cloud status changes.
Available Notification Methods:
SNMP: Typically used for network management but not a primary method for Mist notifications.
RSS: Not commonly used for real-time notifications.
Slack: Mist can integrate with Slack to provide notifications directly to communication channels.
Email: Mist can send email notifications about cloud status changes.
NEW QUESTION # 23
You are troubleshooting a wireless client's issue and you suspect it is related to DHCP latency.
In this scenario, which SLE should you review in the Mist UI?
- A. Throughput
- B. Time to Connect
- C. Capacity
- D. Coverage
Answer: B
Explanation:
Identify the Problem: Suspected issue related to DHCP latency while troubleshooting a wireless client.
Understanding SLEs:
Capacity: Related to the number of clients and bandwidth. Time to Connect: Measures the time taken for clients to connect, including DHCP latency.
Throughput: Measures the data transfer rate.
Coverage: Measures the signal strength and coverage area.
Selecting the Appropriate SLE:
Time to Connect is the relevant SLE as it includes metrics on DHCP latency, which affects the connection time.
Review the SLE:
Analyze the Time to Connect SLE to identify any latency issues with DHCP.
NEW QUESTION # 24
Mist cloud supports single sign-on in which two scenarios? (Choose two.)
- A. account login used for the RESTful API
- B. admin login to the Mist portal
- C. Wi-Fi guest login access
- D. account login used for NETCONF
Answer: A,D
NEW QUESTION # 25
Click the Exhibit button. The exhibit displays the connection flow for an API interaction sequence.
Which API type is displayed?
- A. RESTful
- B. SOAP
- C. Webhook
- D. WebSocket
Answer: C
Explanation:
The diagram displays the concept of a webhook interaction.
The client sends an initial request to the server (Step 1: Request/Response).
After that, the server asynchronously sends events or updates to the client (Steps 2 and 3: Event notifications), without requiring the client to poll for updates continuously.
This asynchronous "push" behavior is characteristic of webhooks, where the server pushes updates to the client.
NEW QUESTION # 26
At which two configuration levels are WLAN objects created? (Choose two.)
- A. site level
- B. user level
- C. device level
- D. org level
Answer: A,D
Explanation:
Site Level: WLAN objects can be created at the site level, allowing specific configurations for different locations within an organization. This helps in customizing WLAN settings based on the unique requirements of each site.
Org Level: WLAN objects can also be created at the organization level, which provides a standardized configuration that can be applied across multiple sites. This ensures consistency in WLAN settings throughout the entire organization.
NEW QUESTION # 27
A user has reported a network outage. After locating the user, you find that the switch interface facing the user is down but there is no alert in the Mist UI. You want to ensure that in the future, you receive an alert when a switch interface is down. You have already verified that the Critical Switch Port Down alarm is configured and enabled on the Alerts Configuration page.
In this scenario, which action in the Mist UI will satisfy the requirement?
- A. Disable the Critical Switch Port Down alarm on the Alerts Configuration page.
- B. Enable the Critical Switch Port Up alarm on the Alerts Configuration page.
- C. Navigate to the switch in the Mist UI and modify the Port Profile configuration to enable Persistent (Sticky) MAC Learning for the Port Profile.
- D. Navigate to the switch in the Mist UI and modify the Port Configuration to enable the Up/Down Port Alerts setting for the interface.
Answer: D
Explanation:
To ensure that you receive alerts when a switch interface goes down, you need to enable the Up/Down Port Alerts setting for the specific interface. This setting can be configured by navigating to the switch within the Mist UI and modifying the port configuration. Enabling this setting ensures that any changes in the port status, such as going down, will trigger an alert.
This is critical for proactive network monitoring and to promptly address any connectivity issues.
NEW QUESTION # 28
As an organization administrator, what are two ways to configure additional layers of security for administrator logins? (Choose two.)
- A. Disable a password policy.
- B. Enable two-factor authentication.
- C. Increase session timeouts.
- D. Enable a password policy.
Answer: B,D
Explanation:
Enable Two-Factor Authentication (2FA): Adding 2FA to administrator logins significantly enhances security by requiring a second form of verification in addition to the password, making unauthorized access more difficult.
Enable a Password Policy: Implementing a strong password policy ensures that passwords meet certain complexity and length requirements, reducing the risk of brute force attacks.
NEW QUESTION # 29
Which two settings would you configure in a Mist radio frequency (RF) template? (Choose two.)
- A. transmit power
- B. channel width per Wi-Fi band
- C. band steering setting
- D. data rates
Answer: A,B
NEW QUESTION # 30
Which two Mist location tracking components run in the cloud? (Choose two.)
- A. location system
- B. BLE tag
- C. location engine
- D. location sensor
Answer: A,C
Explanation:
Location Engine: The location engine runs in the cloud and processes data from BLE tags and sensors to determine the location of devices within a network. It performs the necessary computations to provide accurate location tracking and analytics.
Location System: The location system, also cloud-based, integrates with the location engine to provide a complete solution for tracking and managing location data within Mist's ecosystem. This system supports various applications such as asset tracking, wayfinding, and proximity-based services.
NEW QUESTION # 31
At which two configuration levels are WLAN objects created? (Choose two.)
- A. site level
- B. user level
- C. device level
- D. org level
Answer: A,D
Explanation:
Site Level: WLAN objects can be created at the site level, allowing specific configurations for different locations within an organization. This helps in customizing WLAN settings based on the unique requirements of each site.
Org Level: WLAN objects can also be created at the organization level, which provides a standardized configuration that can be applied across multiple sites. This ensures consistency in WLAN settings throughout the entire organization.
NEW QUESTION # 32
An AP is connected to your wired network but is not claimed to your organization.
Which type of AP would be a possible security threat in this scenario?
- A. spoofed AP
- B. neighbor AP
- C. rogue AP
- D. honeypot AP
Answer: C
Explanation:
Types of APs and Security Threats:
Understanding different types of access points and their potential security threats.
Access Point Types:
Neighbor AP: An access point that belongs to a neighboring network and is not necessarily a security threat.
Rogue AP: An unauthorized access point connected to the wired network, posing a significant security threat.
Spoofed AP: An access point that mimics a legitimate one, but typically does not involve being connected to the network.
Honeypot AP: An access point set up to lure attackers, not necessarily a threat unless used maliciously.
Identifying the Threat:
An AP connected to your wired network but not claimed to your organization is considered a rogue AP and poses a security threat.
NEW QUESTION # 33
How are Mist Alerts sent?
- A. using e-mail
- B. using a text message
- C. using Skype
- D. using Slack
Answer: A
NEW QUESTION # 34
In the Mist UI, which part of the system platform provides information about missing VLANs?
- A. Marvis Actions
- B. Switch Insights
- C. Events
- D. Service-Level Exceptions
Answer: A
Explanation:
System Platform Components in Mist UI:
Different components provide various insights and information about the network.
Component Descriptions:
Switch Insights: Provides detailed information about switch performance and status. Events: Logs and displays events occurring in the network but does not specifically highlight missing VLANs.
Marvis Actions: AI-driven insights and recommendations that include identifying and suggesting actions for missing VLANs.
Service-Level Exceptions (SLEs): Monitor and report on performance metrics, not specifically focused on VLAN issues.
NEW QUESTION # 35
Which two statements about WLAN templates are correct? (Choose two.)
- A. They can be deployed to a certain switch.
- B. They can be deployed to the whole organization.
- C. They can be deployed to a policy.
- D. They can be deployed to a certain site.
Answer: B,D
Explanation:
WLAN Templates Overview: WLAN templates in Mist AI are used to standardize and manage wireless configurations across multiple locations and devices. They help in maintaining consistent wireless settings and policies throughout the network.
Deployment to the Whole Organization: WLAN templates can indeed be deployed at the organization level. This allows the configurations defined in the template to be applied across all sites and access points within the organization. This approach simplifies the management and ensures uniformity across the network(Juniper Networks).
Deployment to a Certain Site: WLAN templates can also be applied to specific sites. This is useful for organizations with multiple sites having unique wireless requirements. By applying templates at the site level, administrators can tailor configurations to meet local needs while still maintaining control through central management.
NEW QUESTION # 36
A Mist administrator may link their Mist login to which type of social account login?
- A. TikTok
- B. Google
- C. LinkedIn
- D. Facebook
Answer: B
Explanation:
Google Account Integration: Mist administrators can link their Mist login to a Google account. This facilitates easier access and management of Mist services using a single sign-on (SSO) mechanism provided by Google.
Benefits of SSO: Using Google SSO simplifies user management, reduces password fatigue, and enhances security through Google's robust authentication mechanisms.
NEW QUESTION # 37
Which users have rights to invite new administrators to a Mist organization?
- A. network admin user only
- B. super user only
- C. any user with an organization account
- D. users with the "Invite Admin" permission
Answer: B
NEW QUESTION # 38
Your manager asks you to set up a new WLAN that is Open Access and does not allow any connected clients to communicate with each other.
From the WLAN configuration, which feature would you use to separate the clients?
- A. Configure isolation.
- B. Filter ARP.
- C. Hide SSID.
- D. Configure geofence.
Answer: A
Explanation:
To set up a new WLAN that is Open Access and prevents connected clients from communicating with each other, you should use the Configure Isolation feature. This feature, often referred to as client isolation, ensures that each client can only communicate with the access point and not with other clients on the same WLAN.
NEW QUESTION # 39
What are two requirements for a WebSocket call? (Choose two.)
- A. encryption token
- B. WebSocket connection URL
- C. WebSocket configuration
- D. authentication token
Answer: B,D
NEW QUESTION # 40
When browsing the Marvis Actions page, you notice that something has triggered the "AP Offline" Marvis Action. You click on that action.
What information will you see displayed? (Choose two.)
- A. recommended action
- B. resolved action
- C. Mist support ticket status
- D. Marvis Action status
Answer: A,D
Explanation:
When browsing the Marvis Actions page and you click on the "AP Online" Marvis Action, you will see:
Marvis Action Status: This indicates the current state of the action, whether it is in progress, resolved, or another status.
Recommended Action: Marvis will provide a suggested course of action to resolve the issue. This could include steps like configuration changes or other remedial actions.
NEW QUESTION # 41
Which device detects a Layer 1 bad cable action within Marvis Actions?
- A. wireless client
- B. access point
- C. wired client
- D. Mist Edge
Answer: D
Explanation:
The Mist Edge device is responsible for detecting Layer 1 issues, such as bad cable actions, within the Marvis Actions framework.
Mist Edge integrates with Marvis AI to provide detailed insights into network health, including physical layer issues like faulty cables, which can impact network performance. By identifying and alerting administrators to these problems, Mist Edge helps maintain the integrity and reliability of the network infrastructure.
NEW QUESTION # 42
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