Figure 264: Ssb Leds; Table 125: Ssb Leds - Juniper M Series Monitoring And Troubleshooting Manual

M Series and T Series Routers Monitoring and Troubleshooting Guide

Figure 264: SSB LEDs

Related
Documentation
Check for SSB Alarms
Display SSB Error Messages in the System Log File
Purpose
Action
510
The SSB has two groups of LEDs: online/offline LEDs and status LEDs. The online/offline
LEDs indicate whether the SSB is online or offline. The status LEDs indicate what type
of task the SSB is performing.

Table 125: SSB LEDs

Label Color
Amber
OFFLINE
Green
ONLINE
Blue
MASTER
(left) Green
STATUS
STATUS (right) Green
Checklist for Monitoring the SSB on page 505
To check for SSB alarms:
Display SSB Error Messages in the System Log File on page 510
1.
Display SSB Error Messages in the Chassis Daemon Log File on page 511
2.
To determine the details of the SSB error messages in the system log file. Periodically
check the SYSLOG messages on the management console for messages sent by the
SSB. During normal operation, the SSB notifies the Routing Engine of any errors it detects.
To display the SSB error messages in the system log file, use the following CLI command:
user@host> show log messages
Table 125 on page 510 describes the LED states.
State Description
On steadily SSB is offline.
On steadily SSB processor is running.
On steadily SSB is master.
Blinking SSB processor is running. Normally, the
blinking is faint and becomes bright only
when the SSB is processing many
exceptions.
Flashing I/O interrupts are occurring.
Copyright © 2012, Juniper Networks, Inc.