Operation Manual – File System ManagementH3C S3610&S5510 Series Ethernet Switches Chapter 1 File System Management Configuration1-91.2.4 Specifying a Configuration File for Next StartupFollow the step below to specify a configuration file for next startup:To do… Use the command… RemarksSpecify a configurationfile for next startupstartupsaved-configuration cfgfileRequiredAvailable in user viewCaution:The configuration file must use “.cfg” as its extension name and the startupconfiguration file must be saved under the root directory of the device.1.2.5 Backing up/Restoring the Configuration File for Next StartupI. Backup/restore function overviewThe backup/restore function allows you to backup or restore a configuration file for nextstartup through operations at the CLI. TFTP is used for intercommunication betweenthe device and the server. The backup function enables you to backup a configurationfile to the TFTP server, while the restore function enables you to download theconfiguration file from the TFTP server for next startup.II. Backing up the configuration file for next startupTo do… Use the command… RemarksBack up the configurationfile for next startupbackupstartup-configuration todest-addr [ filename ]RequiredAvailable in user viewNote:Before backup, you should:z Ensure that the server is reachable, the server is enabled with TFTP service, andthe client has permission to read and write.z Use the display startup command (in user view) to verify if you have set the startupconfiguration file, and use the dir command to verify if this file exists. If the file is setas NULL or does not exist, the backup will be unsuccessful.