Missing VIB in vLCM Image — Depot URL and Acceptance Level Checks
An administrator is troubleshooting a vLCM cluster where remediation fails with 'Host cannot be updated due to missing VIB'. The desired image includes the VIB. Which THREE actions should the administrator take?
Quick Answer
Reviewing the host's current installed VIB list for conflicts is one of the correct actions here because a missing-VIB remediation failure can stem from more than one root cause, and this scenario is asking you to work through a full diagnostic checklist rather than jump to a single fix. Even though the desired image explicitly includes the VIB in question, remediation can still fail if something already installed on the host conflicts with it; an existing VIB with an incompatible version or dependency can block the new one from being applied, which is why inspecting what is currently installed is a necessary troubleshooting step. This sits alongside other verification vLCM administrators need to perform in this kind of failure, including whether vCenter Server can actually reach the software depot the VIB is supposed to be retrieved from, since a depot that is not reachable over HTTP or HTTPS, or whose repository metadata cannot be downloaded, will produce a similarly worded failure even when the image specification itself is correct. Because a missing-VIB error can point to either a conflict on the host or a retrieval problem upstream, the correct approach is to check multiple layers rather than assume a single cause. When a vLCM error could stem from either the host's existing state or the depot's availability, expect exam answers that require verifying several independent factors rather than picking just one silver-bullet fix.
⚠ Common exam trap
Candidates often confuse vLCM's desired image model with legacy baseline-based remediation, leading them to incorrectly select option E about conflicting baselines.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Verify that the software depot URL is accessible from vCenter.
VLCM retrieves VIBs from a software depot URL configured in the desired image. If vCenter cannot reach that URL (e.g., due to network issues, firewall rules, or DNS resolution failure), the remediation process will fail with 'missing VIB' even though the VIB is listed in the image specification. Verifying accessibility ensures the depot is reachable via HTTP/HTTPS and that the repository metadata can be downloaded.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Verify that the software depot URL is accessible from vCenter.
Why this is correct
If the depot is unreachable, VIBs cannot be retrieved.
- ✗
Ensure that the host firmware is up to date.
Why it's wrong here
Firmware is not related to missing VIB errors.
- ✓
Check the host's acceptance level for the VIB.
Why this is correct
If the acceptance level is lower, the VIB may be skipped.
- ✓
Review the host's current installed VIB list for conflicts.
Why this is correct
Existing VIBs may conflict with the desired image.
- ✗
Check if a baseline is attached that conflicts.
Why it's wrong here
vLCM does not use baselines.
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1 more way this is tested on VCP-DCV
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Variation 1. A vSphere administrator is managing a cluster with vLCM and receives a notification that a new ESXi patch is available. The administrator updates the desired image to include the patch and attempts to remediate, but the remediation fails with 'Cannot retrieve software depots'. What could be the issue?
medium- ✓ A.The software depot URL in the image is incorrect or unreachable.
- B.The hosts cannot communicate with the vCenter Server.
- C.The image validation failed due to missing dependencies.
- D.The desired image was not saved after adding the patch.
Why A: The error 'Cannot retrieve software depots' indicates that vLCM is unable to reach the software depot URL specified in the desired image. This typically occurs when the URL is incorrect, the depot server is down, or network/firewall rules block access to the depot. Since the administrator updated the image and remediation fails at the depot retrieval stage, the most direct cause is an unreachable or misconfigured depot URL.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This VCP-DCV practice question is part of Courseiva's free VMware certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the VCP-DCV exam.