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Grandstream Networks, Inc., 1297 Beacon St., 2
nd
Flr, Brookline, MA 02446 USA
Tel: (617) 566-9300, FAX: (617) 249-1987
www.grandstream.com
6
1. IP address, subnet mask and gateway IP if using static IP.
2. SIP server and/or Outbound Proxy FQDN or IP address.
3. User subscriber information: User ID, Authentication ID, Password (provided by your
VoIP service provider).
4. The GXP280 supports “Plug-n-Call” if your ITSP (Internet Telephony Service Provider)
provides this automatic provisioning service. Ensure the phone has an internet
connection (either DHCP or static IP in your internet ready network), then power up the
phone.
5. Please contact your ITSP for additional settings that may be necessary to configure the
phone.
Configure the GXP280 using the Keypad
1. Make sure the phone is idle.
2. Press the “OK” button to enter the keypad MENU to configure the phone.
3. Follow MENU options to configure the basic features of the phone – for example: the
IP address if using a static IP. For details, please check GXP Series User Manual.
Using the Keypad
1. To enter the MENU, press round MENU button.
2. Navigate the menu by using the UP/DOWN arrow keys. Press the round MENU
button to confirm a menu selection.
3. To delete an entry by pressing the MUTE button.
4. The phone automatically exits MENU mode with an incoming call or the phone is
off-hook.
GXP280 Key Pad Configuration Menu
Call History
Displays histories of incoming, dialed and missed calls.
Status
Displays the network status, account statuses, software
version and MAC-address of the phone.
Phone Book
Displays/Downloads the phonebook.
LDAP Directory
Displays/Downloads the LDAP* Directory
Instant Messages
Goes to Instant Messages if the application is supported by
the service provider or PBX.