JUNOS Internet Software Network Operations Guide: Hardware
372 ! Monitoring the PCG Status
Alternative Action If there is a problem with the PCG status, you can display more detailed PCG
environmental information with the following CLI command:
user@host> show chassis environment pcg
The command output is as follows:
user@host>
show chassis environment pcg
PCG 0 status:
State Online - PFE clock source
Temperature 41 degrees C / 105 degrees F
Frequency:
Setting 125.00 MHz
Measurement 125.03 MHz
Power:
3.3 V 3266 mV
5.0 V bias 4981 mV
8.0 V bias 8168 mV
CMB Revision 12
PCG 1 status:
State Online
Temperature 39 degrees C / 102 degrees F
Frequency:
Setting 125.00 MHz
Measurement 125.03 MHz
Power:
3.3 V 3271 mV
5.0 V bias 4971 mV
8.0 V bias 8175 mV
CMB Revision 12
The command output displays the status for each PCG slot 0 and 1. The operating
status can be
Present, Online, Offline, or Empty. If Online, it can be the current PFE
clock source or backup. The command output displays the temperature of the air
flowing past the PCG and the frequency setting and measurement for the PCG. The
command output also displays information about the PCG power supplies and the
revision level of the chassis management bus (CMB) slave.
Step 2: Display the PCG LED States at the Command Line
Action To display the PCG LED states, use the following CLI command:
user@host> show chassis craft-interface
Sample Output
user@host>
show chassis craft-interface
[...Output truncated...]
PCG LEDs:
PCG 0 1
--------------
Amber . .
Green * *
Blue * .
[...Output truncated...]
What It Means The command output is for an M160 router. The PCGs in slots 0 and 1 are online
and are functioning normally. The status colors represent the possible PCG
operating states:
Amber (Fail), Green (OK), and Blue (Master). The (*) indicates the
current operating state.
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