• SYS (System)
• Unlit indicates the switch is powered o or halted.
• Solid green indicates that Junos OS for EX Series is loaded on the switch.
• Blinking green indicates that the switch is a parcipang member in a Virtual Chassis.
• MST (Primary) in a Virtual Chassis
• Unlit indicates the switch is standalone or is a line card member in a Virtual Chassis.
• Solid green indicates the switch is the primary in a Virtual Chassis.
• Blinking green indicates the switch is the backup primary in a Virtual Chassis.
• ID (Idencaon)
• Unlit indicates the beacon feature is not enabled.
• Blinking blue indicates the beacon feature is enabled. This feature is enabled using the request
chassis beacon command.
• Switch model number
• Management Ports C0 and C1
• C0–Use the RJ-45 connectors for 10/100/1000 BaseT.
• C1–Use the SFP connector for 1000 BaseX.
• USB port for image updates.
• Console port (RJ-45) to support RS-232 serial ports. The LEDs above the port indicate status and
link.
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