Product specifications

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4.10 [Upgrade] firmware upgrade
This section will introduce how to upgrade the kernel and FPGA code of G.SHDSL NTU. Select upgrade in
main menu and press [ENTER] or [RIGHT].
Please note that when you use Remote Upgrade feature, it means you can use this feature to update
firmware to the remote unit as described below.
During upgrade and re-flash, the normal transmissions will be halted, so the upgrade should be done when
the system is taken offline or done during a time of extremely low impact to the customer’s line. Any power
failure during re-flashing could leave the modem in an unrecoverable state, requiring factory repair.
The upgrade process uses the Xmodem protocol via the rear panel’s serial console port.
Following shows the upgrade feature:
Before upgrading the SHDSL NTU, make sure you have the Kernel code and FPGA code files in your
computer.