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SK0-003 · Question #270

A server is having problems accessing its presented storage on a SAN. Which of the following could be causing the problem? (Select TWO).

The correct answer is A. NIC B. HBA. Problems accessing SAN storage can stem from issues with the server's network interface card (NIC) for iSCSI SANs or the host bus adapter (HBA) for Fibre Channel SANs, as these components provide the connectivity.

Troubleshooting

Question

A server is having problems accessing its presented storage on a SAN. Which of the following could be causing the problem? (Select TWO).

Options

  • ANIC
  • BHBA
  • CTape backup drive
  • DSCSI adapter
  • ECPU

How the community answered

(39 responses)
  • A
    72% (28)
  • C
    15% (6)
  • D
    8% (3)
  • E
    5% (2)

Why each option

Problems accessing SAN storage can stem from issues with the server's network interface card (NIC) for iSCSI SANs or the host bus adapter (HBA) for Fibre Channel SANs, as these components provide the connectivity.

ANICCorrect

A Network Interface Card (NIC) is used for IP-based storage access protocols like iSCSI, which is a common way to connect to a SAN. If the NIC is faulty, misconfigured, or has network connectivity issues, the server will lose access to iSCSI SAN storage.

BHBACorrect

A Host Bus Adapter (HBA) is a crucial component for connecting a server to a Fibre Channel (FC) SAN. If the HBA is faulty, has incorrect drivers, or experiences connectivity problems with the FC fabric, the server will be unable to access its presented Fibre Channel SAN storage.

CTape backup drive

A tape backup drive is a peripheral storage device, not typically involved in the server's primary access path to a SAN.

DSCSI adapter

A SCSI adapter connects to direct-attached SCSI devices; it is not the primary interface for connecting to a modern SAN, which typically uses Fibre Channel or iSCSI.

ECPU

While the CPU processes storage requests, a faulty CPU would generally cause system-wide instability or failure, not just isolated problems with SAN access.

Concept tested: SAN connectivity components (HBA, NIC)

Source: https://learn.microsoft.com/en-us/windows-server/storage/iscsi/iscsi-target-server

Topics

#SAN connectivity#troubleshooting storage#HBA#NIC

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