Maintaining The Mx2010 Ethernet Switch - Juniper MX2010 Hardware Manual

Issue the show chassis zones command to check the status of the two cooling zones. The output is
similar to the following:
user@host> show chassis zones
ZONE 0 Status
Driving FRU
Temperature
Condition
Num Fans Missing
Num Fans Failed
Fan Duty Cycle
ZONE 1 Status
Driving FRU
Temperature
Condition
Num Fans Missing
Num Fans Failed
RELATED DOCUMENTATION
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Maintaining the MX2010 Ethernet Switch

Purpose
For optimum router performance, verify the status of the Gigabit Ethernet ports connected to MPCs.
Action
On a regular basis:
Check the LEDs on MPC faceplates. The meaning of the LED states differs for various MICs. For more
information, see the MX Series Interface Module
Issue the CLI show chassis ethernet-switch command:
user@host> show chassis ethernet-switch
ADC 6 Exhaust
63 degrees C / 145 degrees F
HIGH TEMP
0
0
27
SFB 7 Exhaust-Zone1
64 degrees C / 147 degrees F
WARM TEMP
0
0
Reference.
630