HowTo: Check Fan Tray status on Cisco

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Execute one of the following commands to check the status of fans on Cisco equipment.

Use the ‘show environment | include fan-tray‘ command to check Fan-Tray status.

# show environment | include fan-tray
system minor alarm on fan-tray 1 fan-fail (raised 00:22:13 ago)
fan-tray 1:
  fan-tray 1 type: WS-C6K-9SLOT-FAN
  fan-tray 1 version: 1
  fan-tray 1 fan-fail: failed

Or use ‘show environment status fan-tray‘ command.

# show environment status fan-tray
fan-tray 1:
  fan-tray 1 type: WS-C6K-9SLOT-FAN
  fan-tray 1 version: 1
  fan-tray 1 fan-fail: failed

You can also check temperature using ‘show environment temperature‘ command.

# show environment temperature
  VTT 1 outlet temperature: 24C
  VTT 2 outlet temperature: 26C
  VTT 3 outlet temperature: 25C
  module 1 outlet temperature: 24C
  module 1 inlet temperature: 26C
  module 1 device-1 temperature: 33C
  module 1 device-2 temperature: 33C
  RP 1 outlet temperature: 30C
  RP 1 inlet temperature: 34C
  EARL 1 outlet temperature: 30C
  EARL 1 inlet temperature: 26C
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Comments (3)
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3 Replies to “HowTo: Check Fan Tray status on Cisco”

  1. Bob says: Reply
    July 13, 2021 at 10:42 pm

    This is a good one:

    # show environment all
Sensor List:  Environmental Monitoring
 Sensor           Location          State             Reading
 RPM: fan0        P2                Normal            11400 RPM
 RPM: fan1        P2                Normal            10920 RPM
 RPM: fan2        P2                Normal            11220 RPM
 RPM: fan3        P2                Normal            11640 RPM
 P: pwr           P2                Normal            6 Watts
 Temp: Inlet      R0                Normal            27 Celsius
 Temp: Internal   R0                Normal            40 Celsius
 Temp: Outlet     R0                Normal            38 Celsius
 Temp: CPU        R0                Normal            41 Celsius
 V: 12v           R0                Normal            12000 mV
 V: 5v            R0                Normal            5086 mV
 V: 3.3v          R0                Normal            3323 mV
 V: 3.0v          R0                Normal            3007 mV
 V: 2.5v          R0                Normal            2481 mV
 V: 1.35v CPU     R0                Normal            1345 mV
 V: 1.8v          R0                Normal            1818 mV
 V: 1.2v          R0                Normal            1198 mV
 V: VNN CPU       R0                Normal            968 mV
 V: 1.1v          R0                Normal            1072 mV
 V: 1.0v          R0                Normal            998 mV
 V: 1.8v CPU      R0                Normal            1823 mV
 V: DDR           R0                Normal            1516 mV
 V: 3.3v STBY     R0                Normal            3362 mV
 V: 1.5v          R0                Normal            1504 mV
 V: 1.0v CPU      R0                Normal            994 mV
 V: VCC CPU       R0                Normal            849 mV
 V: 0.75v         R0                Normal            752 mV
 I: 12v           R0                Normal            3 A
 P: pwr           R0                Normal            29 Watts
 P: pwr: Pwr      0/1               Normal            5 Watts
 P: pwr: Pwr      1/0               Normal            27 Watts
    1. Anonymous says: Reply
      April 5, 2023 at 2:33 pm

      This is a good one:

  2. Munchima says: Reply
    December 12, 2021 at 8:45 am

    DOES NOT WORK.None of this worked for me.

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