Maintaining The M7I Cfeb And Cfeb-E - Juniper M7i Hardware Manual

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Maintaining the M7i CFEB and CFEB-E

Purpose
Action
Copyright © 2019, Juniper Networks, Inc.
Verify that the power cables or cord do not touch or obstruct access to other router
components, and that they do not drape where people could trip on them.
Verify that the air flow in and out of cooling system components is not obstructed.
M7i Power System Description on page 59
M7i Router Power Requirements on page 79
Troubleshooting the M7i Power System When the LED on One M7i Power Supply Is Off
on page 206
Troubleshooting the M7i Power System When the LEDs on All M7i Power Supplies Are
Blinking or Off on page 206
For optimum cooling, verify the condition of the CFEB.
Check the LEDs on the CFEB or CFEB-E faceplate. The green LED labeled
steadily on the CFEB or CFEB-E when it is functioning normally. For more information,
see "M7i Compact Forwarding Engine Board (CFEB) and Enhanced Compact Forwarding
Engine Board (CFEB-E) Description" on page
Issue the CLI show chassis cfeb
example) or the CFEB-E (second output example):
user@host> show chassis cfeb
CFEB status:
State
Intake Temperature
Exhaust Temperature
CPU utilization
Interrupt utilization
Heap utilization
Buffer utilization
Total CPU DRAM
Internet Processor II
Start time:
Uptime:
user@host> show chassis cfeb
CFEB E status:
State
Intake Temperature
Exhaust Temperature
CPU utilization
Interrupt utilization
Heap utilization
Buffer utilization
Total CPU DRAM
Internet Processor II
Chapter 28: Maintaining Components
63.
command to check the status of the CFEB (first output
Online
27 degrees C / 80 degrees F
33 degrees C / 91 degrees F
3 percent
0 percent
8 percent
21 percent
128 MB
Version 1, Foundry IBM, Part number 164
2003-06-11 11:41:22 PDT
1 hour, 39 minutes, 31 seconds
Online
27 degrees C / 80 degrees F
33 degrees C / 91 degrees F
3 percent
0 percent
8 percent
21 percent
128 MB
Version 1, Foundry IBM, Part number 164
lights
OK
195