Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?


request vmhost file-copy



Copy crash files or log files from the host OS to Junos OS. You can use these files for analysis and debugging purposes.


  • crash—Files in /var/crash on the host.

  • from-jnode filename—Name of the host file to be copied.

  • log—Files in /var/log on the host.

  • to-vjunos filename—Name of the Junos OS file to which the host file is copied.

Additional Information

You can use the show vmhost crash and show vmhost logs commands to list or identify the files in the host OS to be copied to Junos OS.

Required Privilege Level


Sample Output

request vmhost file-copy

Release Information

Command introduced in Junos OS Release 18.1R1.