Planet Technology G.SHDSL.bis Bridge Router GRT-504 - Manual (Page 97)

GRT-504 4-Wire G.SHDSL.bis Firewall Router User’s Manual
6.5.3 Upgrade
You can upgrade the gateway using the upgrade function.
Press Upgrade in UTILITY.
Select the firmware file name by click Browse on your PC or NB and press OK button to upgrade.
The system will reboot automatically after finish the firmware upgrade operation.
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