Loopback Data Test; Select Host Adapter - IBM TotalStorage 300 Service Manual

Loopback Data Test

This option performs a data test using an FC loop or a loopback connector.
CAUTION:
Performing this test will disrupt data if tested in a FC loop.

Select Host Adapter

Use this setting to select a specific FAStT Host Adapter if you have multiple FAStT
Host Adapters in your system.
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IBM NAS 300 Service Guide