Juniper M Series Monitoring And Troubleshooting Manual page 123

Copyright © 2012, Juniper Networks, Inc.
Table 28: M40 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 default
backup Routing Engine. If you
manually switched
mastership, ignore this alarm
condition.
System booted from hard
disk.
Compact flash missing in
boot list.
Hard disk missing in boot list.
Routing Engine failed to
boot.
SCB The SCB failed. If this occurs,
the board attempts to
reboot.
Chapter 3: Method and Tools for Monitoring Router Components
Remedy
Reformat the hard disk and
install a bootable image. If
this fails, replace the failed
Routing Engine.
Reformat the
CompactFlash card and
install a bootable image. If
this fails, replace the failed
Routing Engine.
Install a bootable image on
the default master Routing
Engine. If this fails, replace
the failed Routing Engine.
Install a bootable image on
the CompactFlash card. If
this fails, replace the failed
Routing Engine.
Replace the failed Routing
Engine.
Replace the failed Routing
Engine.
Replace the failed Routing
Engine.
Replace the failed SCB.
Alarm
Severity
Yellow
Yellow
Yellow
Yellow
Red
Red
Red
Red
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