
82
Table 45
SFP+ port LED description
LED status
Description
Flashing
The SFP+ port is receiving or sending data.
On
A link is present. If the LED is green, the port is operating at 10 Gbps. If
the LED is yellow, the port is operating at 1000 Mbps.
Off
No link is present.
QSFP+ port LEDs
The LPUs provide a LED for each QSFP+ port to indicate the link status and data receiving/forwarding
status of the QSFP+ ports.
Table 46
QSFP+ port LED description
LED status
Description
Flashing
The QSFP+ port is receiving or sending data.
On
A link is present, but no data is being received or sent.
Off
No link is present.
Switching fabric module LEDs
The switching fabric module has one RUN LED and one ALM LED to indicate its operating status.
Table 47
Switching fabric module LED description
RUN LED
ALM LED
Description
Flashing (1 Hz)
Off
The switching fabric module is operating correctly.
Off
Steady on
The switching fabric module is faulty.
Flashing (1 Hz)
Steady on
The switching fabric module is not operating correctly. For
example, the temperature of the switching fabric module has
exceeded the upper or lower limit.
Off
Off
The switching fabric module has not started.
Steady on
Steady on
The switching fabric module is starting up.
Fan tray status LEDs
The fan trays for the HP FlexFabric 12900 switches have one OK LED and one FAIL LED to indicate its
operating status.
Table 48
Fan tray LED description
OK FAIL Description
On
Off
The fan tray is operating correctly.
Off
On
The fan tray is faulty.