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Home Documentation Junos OS Junos CLI Reference CLI Reference S

Junos CLI Reference

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Junos CLI Reference
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show chassis environment pcg

date_range 19-Nov-23
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Syntax

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show chassis environment pcg 
<slot>

Description

(M40e and M160 routers only) Display environmental information about the Packet Forwarding Engine clock generators (PCGs).

Options

none

Display environmental information about both PCGs.

slot

(Optional) Display environmental information about an individual PCG. Replace slot with 0 or 1.

Required Privilege Level

view

Output Fields

Table 1 lists the output fields for the show chassis environment pcg command. Output fields are listed in the approximate order in which they appear.

Table 1: show chassis environment pcg Output Fields

Field Name

Field Description

PCG slot status

Slot number: 0 or 1.

State

Status of PCG:

  • Present—PCG is detected by the chassis process but is either not supported by the current version of Junos OS or PCG is coming up but is not yet online.

  • Online—PCG is powered down. If Online, it can be the Master clock or the Standby clock.

  • Offline—PCG is powered down.

  • Empty—No PCG is present.

Temperature

Temperature of the air flowing past the PCG.

Frequency

Frequency setting and measurement for the PCG.

Power

Information about the voltage supplied to the PCG. The left column displays the required power, in volts. The right column displays the measured power, in millivolts.

BUS Revision

Revision level of the generic bus device.

Sample Output

show chassis environment pcg (M40e Router)

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user@host> show chassis environment pcg             
PCG 0 status:
  State                           Online -  Master clock
  Temperature                  44 degrees C / 111 degrees F
  Frequency:
   Setting                125.00 MHz
   Measurement            124.95 MHz
  Power:
    3.3 V                    3266 mV
    5.0 V bias               4964 mV
    8.0 V bias               8112 mV
  BUS Revision                 12
PCG 1 status:
  State                           Online - Standby
  Temperature                  47 degrees C / 116 degrees F
  Frequency:
   Setting                125.00 MHz
   Measurement            124.96 MHz
  Power:
    3.3 V                    3271 mV
    5.0 V bias               4979 mV
    8.0 V bias               8117 mV
  BUS Revision                 12

show chassis environment pcg (M160 Router)

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user@host> show chassis environment pcg             
PCG 0 status:
  State                           Online -  Master clock
  Temperature                  41 degrees C / 105 degrees F
  Frequency:
   Setting                125.00 MHz
   Measurement            125.03 MHz
  Power:
    3.3 V                    3286 mV
    5.0 V bias               5010 mV
    8.0 V bias               8183 mV
  BUS Revision                 12
PCG 1 status:
  State                           Online - Standby
  Temperature                  43 degrees C / 109 degrees F
  Frequency:
   Setting                125.00 MHz
   Measurement            125.01 MHz
  Power:
    3.3 V                    3288 mV
    5.0 V bias               4993 mV
    8.0 V bias               8197 mV
  BUS Revision                 12

Release Information

Command introduced before Junos OS Release 7.4.

Related Documentation

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