Unset - Cisco Catalyst 2960 Command Reference Manual

Appendix A Catalyst 2960 Switch Bootloader Commands
The HELPER_CONFIG_FILE environment variable can also be set by using the boot helper-config-file
filesystem:/file-url global configuration command.
The bootloader prompt string (PS1) can be up to 120 printable characters except the equal sign (=).
Examples
This example shows how to change the bootloader prompt:
switch: set PS1 loader:
loader:
You can verify your setting by using the set bootloader command.
Related Commands Command

unset

OL-8604-04
Description
Resets one or more environment variables to its previous setting.
Catalyst 2960 Switch Command Reference
set
A-21