write erase

To erase configurations in persistent memory areas, use the write erase command.

write erase [boot | debug]

Syntax Description

boot

(Optional) Erases only the boot configuration.

debug

(Optional) Erases only the debug configuration.


Command Default

Erases all configuration in persistent memory.

Command Modes

EXEC mode

Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.


Usage Guidelines

You can use this command to erase the startup configuration in the persistent memory when information is corrupted or otherwise unusable. Erasing the startup configuration returns the switch to its initial state.

Examples

This example shows how to erase the startup configuration:

switch# write erase  

This example shows how to erase the debug configuration in the persistent memory:

switch# write erase debug  

Related Commands

Command
Description

copy running-config startup-config

Copies the running configuration to the startup configuration.

show running-config

Displays the startup configuration.