Monitoring The Scb; Checklist For Monitoring The Scb - Juniper M Series Monitoring And Troubleshooting Manual

CHAPTER 22

Monitoring the SCB

Checklist for Monitoring the SCB

Purpose
Action
Copyright © 2012, Juniper Networks, Inc.
Checklist for Monitoring the SCB on page 491
SCB Overview on page 492
Monitor the SCB Status on page 494
Check for SCB Alarms on page 496
Verify SCB Failure on page 498
Obtain SCB Hardware Information on page 500
Return the SCB on page 501
You monitor and maintain the M40 router System Control Board (SCB), the control board
for the Packet Forwarding Engine, to ensure that it provides route lookups, system
component monitoring, exception and control packet transfer, and Flexible PIC
Concentrator (FPC) operation and reset control. (See
Table 122: Checklist for Monitoring the SCB
Monitor SCB Tasks
"Monitor the SCB Status" on page 494
1. Display the SCB Environmental Status
on page 494
2. Display the SCB Detailed Status on
page 494
3. Check the SCB LED Status on page 495
"Check for SCB Alarms" on page 496
1. Display SCB Error Messages in the
System Log File on page 496
2. Display SCB Error Messages in the
Chassis Daemon Log File on page 497
"Verify SCB Failure" on page 498
Table 122 on page
Command or Action
show chassis environment
show chassis scb
Check the LEDs on the SCB faceplate.
show log messages
show log chassisd
491.)
491