NCS-CORE practice question 15 of 35

An administrator knows that the disks in a cluster are out of date and a new firmware is available. For security reasons, these clusters do not have access to the Internet. Which two steps must be completed to update the firmware? (Choose two.)

Full set: 302 questions
Answer options
A: Configure LCM with a URL to access the firmware bundle.
B: Download a dark site bundle and stage it on an internal webserver. Correct answer
C: Download the updated firmware .tgz file from the Nutanix portal. Correct answer
D: Select Upgrade Software, then select disks and upload the updated firmware.
Correct Answer:
B. Download a dark site bundle and stage it on an internal webserver.; C. Download the updated firmware .tgz file from the Nutanix portal.
Explanation

In a "dark site" environment without internet access, the Life Cycle Manager (LCM) cannot reach the Nutanix portal directly. The administrator must first manually download the necessary LCM bundle, which contains the firmware updates, from the Nutanix Support Portal using a machine with internet access. Once downloaded, this bundle must be made available to the cluster's LCM. One of the primary methods for this is to host the bundle on a local web server and then configure LCM to use that internal URL as its source.

Why Incorrect

A: Configuring LCM with a URL is a valid step, but in a dark site, this URL must point to an internal web server, not an external one, which this option implies. D: The "Upgrade Software" option in Prism is used for core software like AOS and Prism Central, not for component firmware like disks. Firmware updates are managed exclusively through LCM.

References

1. Nutanix Portal Documentation. (2023). Life Cycle Manager Dark Site Guide. Section: "Performing an Inventory at a Dark Site." The guide states: "For a dark site (a site without Internet access), you must download the LCM bundle from the Nutanix support portal, and then either upload the bundle to the Prism Element web console or host the bundle on a local web server." This confirms both the need to download (C) and the option to use a web server (B).

2. Nutanix Prism Element Web Console Guide. (2023). Life Cycle Management. Section: "Updating LCM at a Dark Site." This section details the two methods for providing LCM with updates in a disconnected environment: direct upload or using a local web server.

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