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show system software list



This command displays all the software versions in the persistent storage on the Routing Engines in the system and displays the current software version running on the FPCs. FPCs cannot store more than one version, because FPCs do not contain any persistent storage media.

Required Privilege Level


Output Fields

For a description of the output fields, see Table 1. Output fields are listed in the approximate order in which they appear.

Table 1: show system software list Output Fields

Field Name



Name of the node.

List of installed version(s)

Ordered list of software that is or has been installed on the node:

  • - indicates the running software version.

  • > indicates the next boot software version, which occurs only after an upgrade or a downgrade. If no upgrade or downgrade has been performed, the > symbol will not appear in the list of installed versions.

  • < indicates the rollback boot software version if there is one.

External Software

List of running third party packages.

Sample Output

show system software list

Release Information

Command introduced in Junos OS Evolved Release 18.3R1.