Switch Chassis LEDs
The BCN, STS, and ENV, LEDs are located on the left side of the front of the switch. The port LEDs appear as triangles pointing up or down to the nearest port.
LED |
Color |
Status |
---|---|---|
BCN |
Flashing blue |
The operator has activated this LED to identify this switch in the chassis. |
Off |
This switch is not being identified. |
|
STS |
Green |
The switch is operational. |
Flashing amber |
The switch is booting up. |
|
Amber |
Temperature exceeds the minor alarm threshold. |
|
Red |
Temperature exceeds the major alarm threshold. |
|
Off |
The switch is not receiving power. |
|
ENV |
Green |
Fans and power supply modules are operational. |
Amber |
At least one fan or power supply module is not operating. |
|
(port) |
Green |
Port admin state is 'Enabled', SFP is present and the interface is connected (that is, cabled, and the link is up). |
Amber |
Port admin state is 'Disabled, or the SFP is absent, or both. |
|
Off |
Port admin state is 'Enabled' and SFP is present, but interface is not connected. |
|
(SYNC) |
Green |
The frequency are synchronized to external interface. The external interface could be GPS, Recovered RX clk). |
Amber |
Freerun/Holdover - Time core is in freerun or holdover mode. |
|
Off |
Time core clock synchronization is disabled. |
|
(TIMING) |
Green |
The time, phase are synchronized to external interface. The external interface could be (GPS, FP). |
Amber |
Freerun/Holdover - Time core is in freerun or holdover mode. |
|
Off |
Time core clock synchronization is disabled. |
|
(GNSS) |
Green |
GPS interface provisioned and ports are turned on. ToD, 1PPS, 10MHz are all valid. |
Off |
Either the interface is not provisioned, or the ports are not turned on. ToD, 1PPS, 10MHz are not valid. |