Olicom A400A - Manual (Page 52)

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Save configuration to file & Restore configuration
from file
These two utilities are especially for system backup. When you have
configured the system parameters. You can save it to file, and restore
it into system if necessary in future.
Reset to Default
When the configuration of system parameters becomes in disorder/
confused, you may choose to let system parameters reset to start-up
default or reset to factory default.
Save
All of your configurations are stored temporarily in the system. If you
want to keep these configurations after the device reboot, you have to
execute this item.