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EX 4200 Switch—Front-Panel LEDs
The front panel of an EX 4200 switch has three LEDs on
the far right side of the panel, next to the LCD. Table 5 describes these LEDs,
their colors and state, and the status they indicate.
Table 5: EX
4200 Switch—Front-Panel LEDs
|
LED Label
|
Color
|
State and Description
|
|
ALM (Alarm)
|
Unlit
|
There is no alarm.
|
|
Red
|
There is an alarm.
|
|
SYS (System)
|
Green
|
- On steadily—JUNOS software for EX-series switches
has been loaded on the switch.
- Blinking—The switch is booting.
|
|
MST (Master)
|
Green
|
- On steadily—The switch is the master in the virtual
chassis configuration.
- Blinking—The switch is the backup in the virtual
chassis configuration.
- Off—The switch is a member (linecard) in the virtual
chassis configuration.
|
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