Master Juniper JN0-451 Exam with Reliable Practice Questions
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Click the Exhibit button.
Referring to the exhibit, which statement is correct?
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What do 802.11 stations perform to help avoid collisions on the WLAN medium?
Correct : B
According to the IEEE 802.11 - Wikipedia document, one thing that 802.11 stations perform to help avoid collisions on the WLAN medium is to listen to verify that the medium is free before transmitting. This is part of the carrier-sense multiple access with collision avoidance (CSMA/CA) mechanism that 802.11 stations use to coordinate access to the shared medium.
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What does Mist's patented 16-element vBLE Antenna Array do when "engagement" is enabled?
Correct : C
According to the Mist AP43 Access Point Data Sheet document, Mist's patented 16-element vBLE Antenna Array transmits unique and directional BLE beams when ''engagement'' is enabled. This feature allows for personalized location-based services such as wayfinding, proximity messaging, and asset tracking.
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You are troubleshooting a client that has had intermittent connectivity problems. Using Marvis to troubleshoot, you see that AP uptime is negatively affecting the client. When inspecting Marvis' troubleshooting response, which category should you select to see when the AP went offline?
Correct : B
According to the Marvis - Mist document, Correlation is a category in Marvis' troubleshooting response that shows when the AP went offline. Correlation shows the correlation between events and SLEs for a given client or AP.
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Referring to the exhibit, what is the site ID?
Correct : D
According to the exhibit, the site ID is 978c48e6-6ef6-11e6-8bbf-02e208b2d34f. This can be seen from the URL of the site dashboard, which contains the site ID as a parameter.
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