Technical Documentation

EX 3200 Switch—Front-Panel LEDs

The front panel of an EX 3200 switch has three LEDs on the far right side of the panel, next to the LCD (see Figure 1).

Figure 1: Front Panel LEDs in an EX 3200 Switch

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Table 1 describes the LEDs in an EX 3200 switch, their colors and state, and the status they indicate.

Table 1: Front Panel LEDs in an EX 3200 Switch

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

This LED is always on and is meaningful only on EX 4200 models.