JUNOS Internet Software Network Operations Guide: Hardware
78 ! Using the Basic Monitoring Method
Hot swapping Too many hot-swap interrupts
are occurring. This message
generally indicates that a
hardware component that
plugs into the router’s
backplane from the front
(generally, an FPC) is broken.
----------------------------------- Red
Power supplies A power supply was removed
from the chassis.
Insert a power supply
into an empty slot.
Yellow
A power supply failed. Replace the failed power
supply.
Red
Routing Engine Error in reading or writing
hard disk.
Reformat hard disk and
install a bootable image.
If this fails, replace the
failed Routing Engine.
Yellow
Error in reading or writing
compact flash.
Reformat the compact
flash and install
bootable image. If this
fails, replace failed
Routing Engine.
Yellow
System booted from default
backup Routing Engine. If you
manually switched
mastership, ignore this alarm
condition.
Install a bootable image
on default master
Routing Engine. If this
fails, replace the failed
Routing Engine.
Yellow
System booted from hard
disk.
Install a bootable image
on the compact flash. If
this fails, replace the
failed Routing Engine.
Yellow
Compact flash missing in boot
list.
Replace the failed
Routing Engine.
Red
Hard disk missing in boot list. Replace the failed
Routing Engine.
Red
Routing Engine failed to boot. Replace the failed
Routing Engine.
Red
SIB A spare SIB is missing. Insert the spare SIB into
an empty slot.
Yellow
An SIB has failed. Replace the failed SIB. Yellow
A spare SIB has failed. Replace the failed SIB. Yellow
A SIB has an out-of-range or
invalid temperature reading.
Replace the failed SIB. Yellow
An SIB is missing. Insert an SIB into an
empty slot.
Red
An SIB has failed. Replace the failed SIB. Red
Chassis
Component
Alarm Condition Remedy
Alarm
Severity
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