HP StorageWorks 2/16V HP StorageWorks SAN Switch 2/8V, 2/16V, 2/16N and 4/32 I - Page 68

Port LED patterns, Table 14 Port LED patterns during normal operation (continued

Page 68 highlights

Port LED patterns Each port has two LEDs: a port speed and a port status indicator. Table 14 shows the LED location, color, and meaning for these port LEDs. Table 14 Port LED patterns during normal operation LED name, location LED color Status of hardware Recommended action Port Status No light Below ports on left Steady green No light or signal carrier Check transceiver and cable. (transceiver or cable) detected. Port is online (connected to external device) but has no traffic. No action required. Slow-flashing green (on 1 second, off 1 second) Port is online but segmented, indicating a loopback cable or incompatible switch. Verify that the correct device is connected to port and that the switch and port settings are correct. Fast-flashing green Port is in internal loopback (diagnostic). (on 1/4 second, off 1/4 second) No action required. Flickering green Port is online with traffic flowing through port. No action required. Steady amber Port is receiving light or signal No action required. carrier, but is not yet online. Slow-flashing amber (on 1 second, off 1 second) Port is disabled as the result of diagnostics or portDisable command. If all ports are slow-flashing amber, the switch could be disabled. Enable the port: use the portEnable command. If all ports are slow-flashing amber, enable the switch (switchEnable command). 68 Managing SAN switches

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Managing SAN switches
68
Port LED patterns
Each port has two LEDs: a port speed and a port status indicator.
Table 14
shows the LED
location, color, and meaning for these port LEDs.
Table 14
Port LED patterns during normal operation
LED name,
location
LED color
Status of hardware
Recommended action
Port Status
Below ports on
left
No light
No light or signal carrier
(transceiver or cable) detected.
Check transceiver and cable.
Steady green
Port is online (connected to
external device) but has no
traffic.
No action required.
Slow-flashing
green
(on 1 second,
off 1 second)
Port is online but segmented,
indicating a loopback cable or
incompatible switch.
Verify that the correct device is
connected to port and that the
switch and port settings are
correct.
Fast-flashing
green
(on 1/4 second,
off 1/4 second)
Port is in internal loopback
(diagnostic).
No action required.
Flickering green
Port is online with traffic
flowing through port.
No action required.
Steady amber
Port is receiving light or signal
carrier, but is not yet online.
No action required.
Slow-flashing
amber
(on 1 second,
off 1 second)
Port is disabled as the result of
diagnostics or
portDisable
command.
If all ports are slow-flashing
amber, the switch could be
disabled.
Enable the port: use the
portEnable
command.
If all ports are slow-flashing
amber, enable the switch
(
switchEnable
command).