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Admin Password: admin
OK
button to bring up the keypad configuration menuConfig
then press OK
Factory Reset
OK
button then press OK
button again to confirm
If the MAC address is correct, the phone will reboot. Otherwise, it will exit to the previous keypad menu.
To update the GXP2000 firmware, change:
Firmware Server Path | firmware.grandstream.com |
Automatic Upgrade | Yes |
and reboot the phone.