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• Green (steady) when the 1000-Mbps link is up.
• Orange (steady) when the 100-Mbps link is up.
• Off when the link is down.
• Off and ACT LED is Yellow (blinking) when the 10-Mbps link is up.
The activity LED is:
• Yellow (blinking) when traffic is passing through the port.
• Off when link is down.
• Yellow (steady) when traffic is not passing through the port.
Both activity and link LEDs are off when the link is down.
• USB—Provides a removable media interface through which you can install Junos OS Evolved
manually. Junos OS Evolved supports USB version 2.0 and later.
The following buttons are located on the Routing Engine:
• RESET button—When pressed, reboots the Routing Engine as follows:
• Short press reboots the Routing Engine.
• When pressed for more than 10 seconds, the Routing Engine reboots with an option for BIOS
recovery.
• Online/Offline button—When the Routing Engine is offline and if the button is pressed (short press),
the Routing Engine starts booting. When the Routing Engine is online and if the button is pressed for
four seconds or more (long press), the Routing Engine shuts down.
Routing Engine LEDs
The LEDs labeled STS, ALM, ACT, PWR are located on the faceplate of the Routing Engine.
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