Juniper M10i Hardware Manual page 46

M10i Multiservice Edge Router Hardware Guide
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CompactFlash card—Provides primary storage. It holds software images, configuration
files, and microcode.
Hard disk—Provides secondary storage for log files and memory dumps, and can reboot
the system if the CompactFlash card fails.
I2C/EEPROM—Stores the serial number of the Routing Engine.
NOTE: For specific information about Routing Engine components (for
example, the capacity of the hard drive), issue the
command.
The faceplate of the Routing Engine 850 contains the following:
PC card slot—Accepts a removable PC card, which stores software images for system
upgrades.
Interfaces for out-of-band management access—Provide information about
Routing Engine status to devices (console, laptop, or terminal server) that can be
attached to access ports located on the Routing Engine.
Reset button—Reboots the Routing Engine when pressed.
Offline button—Powers down the Routing Engine when pressed.
Thumbscrews—Secure the Routing Engine in the chassis.
Four LEDs—A green LED labeled
, and a green LED labeled
FAIL
The disk from which the router boots is called the primary boot device, and the other disk
is the alternate boot device.
The boot sequence for the router:
PC Card
CompactFlash card
Hard disk
NOTE: If the router boots from an alternate boot device, a yellow alarm lights
the LED on the router's craft interface.
M10i PIC LEDs on page 10
HDD , a blue LED labeled
indicate Routing Engine status.
ONLINE
Copyright © 2010, Juniper Networks, Inc.
show chassis routing-engine
MASTER , a red LED labeled