Dell-EMC
E20-891 · Question #48
You have been assigned to resolve a customer's EMC VNX file-level backup design issue. They are using EMC NetWorker with Data Domain as a LAN backup device. The IT infrastructure consists of LAN and…
The correct answer is A. Local backup with an NDMP tape server directly attached to a Data Domain VTL. See the full explanation below for the reasoning.
Question
You have been assigned to resolve a customer's EMC VNX file-level backup design issue. They are using EMC NetWorker with Data Domain as a LAN backup device. The IT infrastructure consists of LAN and SAN components. Which solution provides the least amount of traffic over the production LAN and SAN?
Options
- ALocal backup with an NDMP tape server directly attached to a Data Domain VTL
- BLocal backup to the same VNX, then migrate it to a physically attached library
- CThree-way backup to the Data Domain with a dedicated storage node
- DCopy the data to the SAN segment, then backup to the Data Domain
How the community answered
(34 responses)- A74% (25)
- B15% (5)
- C9% (3)
- D3% (1)
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