Runtime configuration purge: SSH into the Huawei switch, enter privilege mode, run reset saved-configuration. Confirm twice —this wipes the startup config but preserves runtime operations temporarily. After reboot, the device loads a clean slate without. Clearing the configuration file: If the original configuration file does not match the system software after a system software upgrade, the configuration file is damaged, or an incorrect configuration file is loaded, you can clear the original configuration file and specify a new configuration. Log in to the CLI interface of the switch, connect the console port of the switch with a console cable, open the hyper terminal CRT, and set related parameters. Manually power off and restart the device. When prompted by Ctrl+C, press the Ctrl key C key on the keyboard at the same time to enter the. I want to know if there is any command that delete the configuration of an interface in one time, either of using "no" for each config. assume this config: either of doing no with each switchport, using one command to erase all this lines would be useful! I precise for a physical interface, not a. Clearing configurations on an interface at a time: To use a configured interface for another purpose, you need to delete configurations on the interface one by one.