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Supported Platforms

Each Routing Engine (RE) module has four LEDs on the left side of the module’s front panel. See Figure 1.

Figure 1: RE Module LEDs in an EX8216 Switch

Table 1 describes these LEDs, their colors and states, and the status they indicate.

Table 1: RE Module LEDs in an EX8216 Switch

LED Label (Description)	Color	State and Description
ON (Power On)	Green	RE module is powered on.
ON (Power On)	Unlit	RE module is powered off.
ST (Status)	Green	On steadily—RE module is operating normally. Blinking—RE module is booting.
	Yellow	On steadily—RE module has failed.
	Unlit	RE module is offline.
MS (Master)	Green	On steadily—RE module is the master. Blinking—RE module is in standby mode.
MS (Master)	Unlit	RE module is powered off.
SF (Switch Fabric)	Green	On steadily—Switch fabric in the Switch Fabric (SF) modules is operating normally.
	Yellow	Switch fabric in one or more SF modules has failed.
	Unlit	RE module is powered off.