The correct answer is that the target LUN is not available. This is indicated by the SCSI sense key 0x2, which specifically means “Not Ready,” signaling that the storage device cannot be accessed because the LUN is offline or not presented. In the context of the VMware Certified Professional Data Center Virtualization VCP-DCV exam, this error tests your ability to differentiate between storage path issues and actual LUN availability problems—a common trap is confusing this with a host bus adapter failure or path misconfiguration, which would produce different sense keys or states. A key memory tip is to associate sense key 0x2 with “two” meaning “too unavailable,” reinforcing that the LUN itself is the problem, not the connectivity.
VCP-DCV Configure and Manage vSphere Storage Practice Question
This VCP-DCV practice question tests your understanding of configure and manage vsphere storage. Examine the command output carefully: the correct answer depends on what the output actually shows, not on general recall alone. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Exhibit
2023-01-15T10:30:00.123Z cpu0:12345) NMP: nmp_DeviceStartIo: Device "naa.6000097000019270" failed to issue command due to Not Found (SCSI Sense: H:0x0 D:0x2 P:0x0).
Refer to the exhibit. What does this error indicate?
2023-01-15T10:30:00.123Z cpu0:12345) NMP: nmp_DeviceStartIo: Device "naa.6000097000019270" failed to issue command due to Not Found (SCSI Sense: H:0x0 D:0x2 P:0x0).
A
The path is misconfigured.
Why wrong: Path misconfiguration would not produce a Not Ready sense; it would be a path state issue.
B
The storage device is not connected.
Why wrong: Device not connected would show a different error, often with path state 'dead'.
C
The target LUN is not available.
SCSI sense D:0x2 (Not Ready) indicates LUN not accessible.
D
The host's HBA is faulty.
Why wrong: HBA fault would produce a 'Host' sense key, not 'D:0x2'.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The target LUN is not available.
SCSI sense key D:0x2 indicates 'Not Ready', meaning the LUN is not available. Host bus adapter failure or path misconfiguration would produce different sense codes; no path would show a different state.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
The path is misconfigured.
Why it's wrong here
Path misconfiguration would not produce a Not Ready sense; it would be a path state issue.
✗
The storage device is not connected.
Why it's wrong here
Device not connected would show a different error, often with path state 'dead'.
✓
The target LUN is not available.
Why this is correct
SCSI sense D:0x2 (Not Ready) indicates LUN not accessible.
Related concept
Static NAT maps one inside address to one outside address.
✗
The host's HBA is faulty.
Why it's wrong here
HBA fault would produce a 'Host' sense key, not 'D:0x2'.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Trap categories for this question
Command / output trap
Device not connected would show a different error, often with path state 'dead'.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.
What to study next
Got this wrong? Here's your next step.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related VCP-DCV NAT questions on configuration and troubleshooting.
Configure and Manage vSphere Storage — This question tests Configure and Manage vSphere Storage — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: The target LUN is not available. — SCSI sense key D:0x2 indicates 'Not Ready', meaning the LUN is not available. Host bus adapter failure or path misconfiguration would produce different sense codes; no path would show a different state.
What should I do if I get this VCP-DCV question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related VCP-DCV NAT questions on configuration and troubleshooting.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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