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Grandstream Networks, Inc. GXP21xx User Manual Page 21 of 41
Firmware version: 1.0.1.66 Last Updated: 05/2011
location if available. Also, the phone will download secondary
language if available.
• Time Settings
Press Menu button to choose the menu item
Press “←” or follow the soft keys to return to the main menu
Config Press Menu button to display the configuration selections:
• SIP
To change SIP server settings for SIP accounts.
• Upgrade
In this menu setting regarding the firmware server and Config server can
be changed. It also enables the user to make the phone attempt to
download new firmware.
• Factory Reset
Key in the physical/MAC address on back of the phone.
Press Menu button to reset FACTORY DEFAULT setting. Do not use
Factory Reset unless you want to restore factory settings.
• Layer 2 QoS
Configure 802.1Q/VLAN Tag and priority value.
Factory Functions
Press Menu to display the factory function items including
• Audio Loopback
Speak into the handset. If you hear your voice in the handset, your audio
works fine. Press Menu button to exit the mode
• Diagnostic Mode
All LEDs will light up.
Press any key on the keypad, to display the button name in the LCD. Lift
and put back the handset or press Menu button to exit the diagnostic
mode.
Press “←” to return the main menu
Network
To enable/disable DHCP; to setup IP-address, Net mask and Gateway address
Reboot Press Menu button to reboot the device
Exit
Exit from this menu
F
IGURE 2: KEYPAD GUI FLOW