Figure 2: Keypad Gui Flow - Grandstream Networks GXP21 Series User Manual

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:
Press Menu to display the factory function items including
Factory Functions
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 2: K GUI F
IGURE EYPAD LOW
Grandstream Networks, Inc.
www.InternetVoipPhone.co.uk | sales@internetvoipphone.co.uk | 0800 088 4846
location if available. Also, the phone will download secondary
language if available.
•
Time Settings
•
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.
•
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.
GXP21xx User Manual
Firmware version: 1.0.1.66
Page 21 of 41
Last Updated: 05/2011