Catalyst 3750-E and 3560-E Switch Cisco IOS ... - DNIP . NET

Chapter 2Catalyst 3750-E and 3560-E Switch Cisco IOS Commandsboot helperboot helperUse the boot helper global configuration command on the switch stack or on a standalone switch todynamically load files during boot loader initialization to extend or patch the functionality of the bootloader. Use the no form of this command to return to the default.boot helper filesystem:/file-url ...no boot helperSyntax Descriptionfilesystem:/file-urlAlias 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 duringloader initialization. Separate each image name with a semicolon.DefaultsNo helper files are loaded.Command ModesGlobal configurationCommand HistoryRelease12.2(35)SE2ModificationThis command was introduced.Usage GuidelinesThis 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, seeAppendix A “Catalyst 3750-E and 3560-E Switch Boot Loader Commands.”Related CommandsCommandshow bootDescriptionDisplays the settings of the boot environment variables.OL-9776-08Catalyst 3750-E and 3560-E Switch Command Reference2-71