Juniper Networks J-Series manual Chassis Alarm Conditions and Corrective Actions

Chapter 9: Configuring and Monitoring Alarms

Table 90: Chassis Alarm Conditions and Corrective Actions

Component	Alarm Conditions
Alternative boot media	The Services Router boots from
	an alternative boot device.

PIM	A PIM has failed.
	When a PIM fails, it attempts
	to reboot. If the Routing Engine
	detects that a PIM is rebooting
	too often, it shuts down the
	PIM.

Corrective Action	Alarm Severity
Typically, the router boots from the	Yellow (minor)
internal compact flash. If you
configured your router to boot from
an alternative boot device, ignore this
alarm condition.
If you did not configure the router to
boot from an alternative boot device,
contact JTAC. (See “Requesting
Technical Support” on page xxi.)
Replace the failed PIM. (See the	Red (major)
Getting Started Guide for your router.)

Routing Engine	An error occurred during the
	process of reading or writing
	compact flash.

Reformat the compact flash and	Yellow (minor)
install a bootable image. (See
“Performing Software Upgrades and
Reboots” on page 179.)
If this remedy fails, you must replace
the failed Routing Engine. To contact
JTAC, see “Requesting Technical
Support” on page xxi.

Routing Engine temperature is	■	Check the room temperature.	Yellow (minor)
too warm.		(See the Getting Started Guide
		for your router.)
	■	Check the air flow. (See the
		Getting Started Guide for your
		router.)
	■	Check the fans. (See the Getting
		Started Guide for your router.)
		If you must replace a fan or the
		Routing Engine, contact JTAC.
		(See “Requesting Technical
		Support” on page xxi.)
	■	If the router has an air filter,
		check the air filter and replace
		it if it appears clogged. (See the
		Getting Started Guide for your
		router.)
Routing Engine fan has failed.	Replace the failed fan. To contact		Red (major)
	JTAC, see “Requesting Technical
	Support” on page xxi.

Alarm Overview ■ 171