HAT-420 · Question #6
You are implementing a Hitachi Unified Storage File Module cluster with a single SMU. How do you run the smu-config script?
The correct answer is D. Connect a serial null-modem cable and login as root. Running smu-config requires a serial null-modem cable because the SMU's network interface has not yet been configured - Ethernet connectivity is unavailable until the script completes, making Options A and C impossible at this stage. The script must be run as root (not…
Question
You are implementing a Hitachi Unified Storage File Module cluster with a single SMU. How do you run the smu-config script?
Options
- AConnect an Ethernet cable and login as supervisor.
- BConnect a serial null-modem cable and login as supervisor.
- CConnect an Ethernet cable and login as root.
- DConnect a serial null-modem cable and login as root.
How the community answered
(32 responses)- A6% (2)
- B3% (1)
- C3% (1)
- D88% (28)
Explanation
Running smu-config requires a serial null-modem cable because the SMU's network interface has not yet been configured - Ethernet connectivity is unavailable until the script completes, making Options A and C impossible at this stage. The script must be run as root (not supervisor), because it performs low-level system configuration that requires full administrative privileges; "supervisor" is not the appropriate account for this task, eliminating Options B and A. Options B and C fail on one criterion each - B uses the correct cable but the wrong login, C uses the correct login level concept but the wrong connection method.
Memory tip: Think "serial before Ethernet" - you can't configure the network over the network, so the null-modem cable comes first, and system-level scripts like smu-config always need root, not a named admin role.
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