Cisco ME 3800X Command Reference Manual page 562

set
The HELPER_CONFIG_FILE environment variable can also be set by using the boot helper-config-file
filesystem:/file-url global configuration command.
The boot loader prompt string (PS1) can be up to 120 printable characters except the equal sign (=).
Examples
This example shows how to change the boot loader prompt:
Switch: set PS1 loader:
loader:
You can verify your setting by using the set boot loader command.
Related Commands Command
unset
Cisco ME 3800X and ME 3600X Switch Command Reference
A-28
Appendix A
Description
Resets one or more environment variables to its previous setting.
Cisco ME 3800X and ME 3600X Switch Boot Loader Commands
OL-28238-01