1-3To do… Use the command… RemarksEnter system view system-view —Execute the specifiedbatch file execute filenameOptionalThis command should beexecuted in system view.z For deleted files whose names are the same, only the latest deleted file is kept in the recycle binand can be restored.z The files which are deleted by the delete command without the /unreserved keyword are actuallymoved to the recycle bin and thus still take storage space. You can clear the recycle bin by usingthe reset recycle-bin command.z The dir /all command displays the files in the recycle bin in square brackets.z If the configuration files are deleted, the device adopts the null configuration when it starts up nexttime.Flash Memory OperationsFollow these steps to perform operations on the flash memory in user view:To do… Use the command… RemarksFormat the flash memory format device RequiredRestore space on the flash memory fixdisk device RequiredThe format operation leads to the loss of all files, including the configuration files, on the flash memoryand is irretrievable.Prompt Mode ConfigurationYou can set the prompt mode of the current file system to alert or quiet. In alert mode, the file systemwill give a prompt for confirmation if you execute a command which may cause data loss, for example,deleting or overwriting a file. In quiet mode, such prompt will not be displayed.