JUNOS Internet Software Network Operations Guide: Hardware
602 ! Bringing the Replaced PCG Online
Bringing the Replaced PCG Online
Action To bring the replaced PCG online, use the following CLI command:
user@host> request chassis pcg slot slot-number online
Sample Output
user@host>
request chassis pcg slot 0 online
Online initiated, use ‘show chassis environment pcg” to verify
What It Means The PCG in slot 0 is brought online.
Verifying That the Replaced PCG Is Online
Steps To Take To verify that the replaced PCG is online, follow these steps:
1. Display the Replaced PCG Environmental Status on page 602
2. Display PCG Messages in the System Log File on page 603
3. Display PCG Error Messages in the Chassis Daemon Log File on page 603
Step 1: Display the Replaced PCG Environmental Status
Action To verify that the replaced PCG is online, use the following CLI command:
user@host> show chassis environment pcg
Sample Output
user@host>
show chassis environment pcg
PCG 0 status:
State Online
Temperature 30 degrees C / 86 degrees F
Frequency:
Setting 125.00 MHz
Measurement 125.01 MHz
Power:
3.3 V 3278 mV
5.0 V bias 4986 mV
8.0 V bias 8222 mV
CMB Revision 12
PCG 1 status:
State Online - PFE clock source
Temperature 43 degrees C / 109 degrees F
Frequency:
Setting 125.00 MHz
Measurement 124.95 MHz
Power:
3.3 V 3269 mV
5.0 V bias 4991 mV
8.0 V bias 8222 mV
CMB Revision 12
What It Means When the replaced PCG is brought online, it does not automatically become master.
It remains as the backup PCG until the master PCG fails, or you manually switch it
to master by using the
request chassis pcg online slot 1 CLI command.
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