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security tpm show

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Display the status of TPM

Availability: This command is available to cluster administrators at the admin privilege level.

Description

This command displays information about the status of the Trusted Platform Module(TPM) device. By default, this command displays the following information:

  • Node name

  • Availability of the device

  • State of the device, if available

  • Firmware version

  • Firmware upgrade counter

Parameters

{ [-fields <fieldname>,…​]

If you specify the -fields <fieldname>, …​ parameter, the command output also includes the specified field or fields. You can use '-fields ?' to display the fields to specify.

| [-instance ] }

If you specify the -instance parameter, the command displays detailed information about all fields.

[-node {<nodename>|local}] - Node

Selects the nodes that match this parameter value

[-is-available {yes|no}] - Is TPM Available?

Selects the nodes that match this parameter value.

  • yes - The TPM device is mounted and available.

  • no - The node does not support a TPM.

[-is-active {yes|no}] - Is TPM Active?

Selects the nodes that match this parameter value.

  • yes - The TPM device is available and active.

  • no - if -is-available parameter is yes , the TPM device is mounted and available but is not responding to TPM commands.

[-version <text>] - Firmware Version

Selects the nodes that match this firmware version.

[-upgrade-count <integer>] - Firmware Counter

Selects the nodes that match the given number of firmware upgrade tries left.

[-sym-key-size <integer>] - Size of Primary Symmetric Key

Selects the nodes that match the given symmetrice key size for the primary symmetric key.

Examples

cluster1::> security tpm show
                                       Firmware  Firmware
Node             Available?  Active?   Version    Counter
---------------- ----------  -------   --------  --------
node1            yes         yes       2.5             64
node2            yes         yes       2.5             64
2 entries were displayed.