highly recommended once your Prestige configuration is functioning.

You need to download the configuration onto disk. Procedure for downloading varies depending on the type of software used to access the Prestige but you must use the XMODEM protocol to perform the download.

Restore Configuration

Selecting option 6 from Menu 24 - Maintenance will restore backup configuration from disk to the Prestige. You need to upload a backup file to the Prestige. Procedure for uploading varies depending on the type of software used to access the Prestige but you must use the XMODEM protocol to restore the configuration.

Keep in mind that configuration is stored on flash ROM in the Prestige so even if power failure were to occur, your configuration is safe.

Software Update

Software updates are only possible through the RS-232 cable connection. You cannot use telnet to update the software version of your Prestige. Note that this function will delete the old software before installing the new software. Do not attempt to utilize this menu unless you have the new software version. There are two different software updates: RAS code and ISDN code.

RAS and ISDN code update - Type atur and wait until the Prestige responds with an OK to begin uploading the new software (upload procedure varies depending on the type of software used to access the Prestige). You must use the XMODEM protocol to perform the upload. After uploading is successful, type atgo to start your Prestige. Below is an example of downloading RAS and ISDN using PCPLUS.

128 System Maintenance

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ZyXEL Communications Prestige 128 user manual Restore Configuration, Software Update