52OR100 Series User Material The restore option allows user to restore the device configuration to the uploaded configurationfile. Restoring the config file to the device will take 30 sec approx. After uploading the configuration file, the device will load with the new configurationUpgrade FirmwareTo configure Upgrade Firmware, Click Management > Upgrade/ Reset > HTTP > Upgrade FirmwareThe firmware upgrade process happens in four phases: Upload: Select firmware to be uploaded Verification: Verify the firmware to validate the checksum Upgrade: Write the new firmware into flash memory Reboot: Once flash write processes is completed, and then automatically reboot the device. The whole firmware upgrade process takes around 6.30 minutes to complete. When upgrade process starts, all the existing links will be disconnected until it reboots with newfirmware. Due to the above fact, it is recommended to upgrade all remote devices and then upgrade the localdevices.40.1.2 TFTPTo configure TFTP, Click Management > Upgrade/ Reset> TFTP > Upgrade / RetrieveA Trivial File Transfer Protocol (TFTP) server lets you transfer files across a network. By using TFTP, you canretrieve files from the device for backup or copying, and you can upgrade the firmware or the configurationfiles onto the device.