Juniper M Series Monitoring And Troubleshooting Manual page 132

M Series and T Series Routers Monitoring and Troubleshooting Guide
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Table 30: M120 Router Chassis Component Alarm Conditions (continued)
Chassis
Component Alarm Condition
Routing Engine Error in reading or writing hard
disk.
Error in reading or writing
CompactFlash card.
System booted from the
default backup Routing
Engine. If you manually
switched mastership, ignore
this alarm condition.
System booted from hard
disk.
Compact flash is missing in
boot list.
Hard disk is missing in boot
list.
Routing Engine failed to boot.
SIB A spare SIB is missing.
A SIB failed.
A spare SIB failed.
A SIB has an out of range or
invalid temperature reading.
A SIB is missing.
A SIB has failed.
Alarm
Remedy Severity
Reformat the hard disk Yellow
and install a bootable
image. If this fails,
replace the failed
Routing Engine.
Reformat Yellow
CompactFlash card and
install bootable image.
If this fails, replace
failed Routing Engine.
Install a bootable image Yellow
on default master
Routing Engine. If this
fails, replace the failed
Routing Engine.
Install a bootable image Yellow
on CompactFlash card.
If this fails, replace the
failed Routing Engine.
Replace the failed Red
Routing Engine.
Replace the failed Red
Routing Engine.
Replace the failed Red
Routing Engine.
Insert a spare SIB into Yellow
an empty slot.
Replace the failed SIB. Yellow
Replace the failed SIB. Yellow
Replace the failed SIB. Yellow
Insert SIB into an empty Red
slot.
Replace the failed SIB. Red
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