JUNOS Internet Software Network Operations Guide: Hardware
320 ! Displaying SCG Alarms
What It Means The command output displays which SCG is operating as master. Asterisks (*)
indicate the operation status. The color represents the possible SCG operating
states:
Amber (Fail), Green (OK), and Blue (Master). The SCG in slot 0 is operating as
master; the SCG in slot 1 is the backup.
Step 2: Look at the SCG LEDs on the Faceplate
Action Check the blue MASTER LED on the SCG faceplate. If this LED is on steadily, the SCG
is functioning as master. Table 76 describes the functions of these LEDs.
Displaying SCG Alarms
Steps To Take To display SCG alarms and error messages, follow these steps:
1. Display Current SCG Alarms on page 320
2. Display SCG Error Messages in the System Log File on page 321
3. Display SCG Error Messages in the Chassis Daemon Log File on page 321
Step 1: Display Current SCG Alarms
Table 77 describes the SCG alarms that display on the router craft interface LCD
display at the CLI command line.
Table 77: SCG Alarm Messages
For the conditions that trigger SCG alarms, see “T320 Router Chassis Component
Alarm Conditions” on page 77 and “T640 Routing Node Chassis Component Alarm
Conditions” on page 80.
Action To display the current SCG alarms, use the following CLI command:
user@host> show chassis alarms
Sample Output
t320@host>
show chassis alarms
1 alarm currently active
Alarm time Class Description
2004-01-28 14:53:10 PST Minor SCG 0 Not Online
What It Means The command output displays the alarm date, time, severity level, and description.
Component LCD Short Version CLI Long Version
SCG SCG SCG-number Failure RED ALARM—SCG SCG-number Failure
SCG SCG-number Removed RED ALARM
—SCG SCG-number Failure
SCG SCG-number Not Online YELLOW ALARM
—SCG SCG-number Not
Online
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