User`s guide
15 – SANblade Control FX Application for Solaris
Configurating the HBA
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The loopback test is internal to the HBA. It is a tool to evaluate the Fibre Channel
loop stability and error rate. The test transmits and receives (loopback) the specified
data and checks for frame CRC, disparity, and length errors (see figure 15-19).
Figure 15-19. Diagnostics Tabbed Page (Loopback Test)
The read/write buffer test sends data through the SCSI Write Buffer command to a
target device and reads the data back through the SCSI Read Buffer command and
compares the data for errors. The link status of the device before and after the