Fibre-channel LEDs

The fibre-channel LEDs indicate the status of the fibre-channel ports.

Two LEDs are used to indicate the state and speed of the operation of each fibre-channel port. The bottom LED indicates the link state and activity.
Table 1. Link state and activity for bottom LED
Link activity Link state
OFF Link inactive
ON Link active, no I/O
BLINKING Link active, I/O active
Each fibre-channel port can operate at one of three speeds. The top LED indicates the relative link speed. The link speed is defined only if the link state is active.
Table 2. Relative link speed for the top LED
Link speed LED Link speed
OFF SLOW
ON FAST
BLINKING MEDIUM
Table 3 shows the actual link speeds for the SAN Volume Controller models 2145-8A4, 2145-8G4, and 2145-8F4.
Table 3. Actual link speeds
Link speed Actual link speeds
SLOW 1 Gbps
FAST 4 Gbps
MEDIUM 2 Gbps
Table 4 shows the actual link speeds for the SAN Volume Controller 2145-CF8.
Table 4. Actual link speeds
Link speed Actual link speeds
SLOW 2 Gbps
FAST 8 Gbps
MEDIUM 4 Gbps
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