6 Performing Diagnostics
SANsurfer FC HBA Manager provides
The external loopback test, which evaluates the ports (transmit and receive transceivers) on the adapter and the error rate.
The read/write buffer test verifies the link between the adapter and its attached devices.
This section contains the following diagnostic procedures:
“Running Loopback and Read/Write Buffer Diagnostic Tests” on page
“Viewing Adapter Port Transceiver Details” on page
Running Loopback and Read/Write Buffer Diagnostic Tests
SANsurfer FC HBA Manager offers two diagnostic tests: loopback and read/write. You can access the diagnostic testing facility from the Diagnostics page or by clicking the Diags button on the toolbar.
Before running a diagnostic test, consider the following:
Because diagnostic testing interrupts normal adapter operations, you should run these tests when no other activities are required of the adapter.
The adapter state reverts to
Diagnostic tests read and write to sensitive areas on the adapter.
Disruption of some diagnostic tests may require a complete update of the adapter's critical memory areas.