Boot Helper - Cisco Catalyst 3560X-24P Command Reference Manual

Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands

boot helper

Use the boot helper global configuration command on the switch stack or on a standalone switch to
dynamically load files during boot loader initialization to extend or patch the functionality of the boot
loader. Use the no form of this command to return to the default.
Syntax Description
filesystem:
/file-url
Defaults
No helper files are loaded.
Command Modes Global configuration
Command History Release
12.2(53)SE2
Usage Guidelines This variable is used only for internal development and testing.
Filenames and directory names are case sensitive.
This command changes the setting of the HELPER environment variable. For more information, see
Appendix A "Catalyst 3750-X and 3560-X Switch Boot Loader Commands."
Related Commands Command
show boot
OL-21522-02
boot helper filesystem:/file-url ...
no boot helper
Alias for a flash file system. Use flash: for the system board flash device.
The path (directory) and a list of loadable files to dynamically load during
loader initialization. Separate each image name with a semicolon.
Modification
This command was introduced.
Description
Displays the settings of the boot environment variables.
Catalyst 3750-X and 3560-X Switch Command Reference
boot helper
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