Command
Erase Startup-config
Use
This command lets you erase your startup-configuration. When you reload the router or switch it will return to its default configuration.
Syntax
R1#erase startup-config
R1#reload
Example
In the below example R1’s startup configuration is erased.
R1#erase startup-config Erasing the nvram filesystem will remove all configuration files! Continue? [confirm] [OK] Erase of nvram: complete R1# *Mar 1 02:58:39.755: %SYS-7-NV_BLOCK_INIT: Initialized the geometry of nvram R1#reload R1#show start startup-config is not present R1#