Grandstream Networks GXP21xx IP Phone User Manual


 
Grandstream Networks, Inc. GXP21xx User Manual Page 15 of 41
Firmware version: 1.0.1.66 Last Updated: 05/2011
4. USING THE PHONEBOOK: To call a phone number from Phonebook
Each entry in the phonebook can be attached to an individual SIP account. The phone will use that
SIP account to make the phone call.
Go to the phonebook by:
i. Pressing the phonebook button (bottom, left-hand side of phone), or
ii. Pressing the DOWN arrow key, or
iii. Pressing the menu button and selecting “Phone book”
iv. Pressing MENU
Select the phone number by using the arrow keys
Press OK so select
Press OK again to dial.
5. P
AGING/INTERCOM:
The paging/intercom function can only be used if the SERVER/PBX supports this feature and both
the phones and PBX are correctly configured.
Take the Handset/SPEAKER/Headset off-hook
Select the LINE key associated with account
Press OK key to display LCD: LINEx: PAGE.
Dial the phone number you want to Page/Intercom
Press SEND key.
NOTE: Dial-tone and dialed number display occurs after the handset is off-hook and the line key is selected.
The phone waits 4 seconds (by default; No key Entry Timeout) before sending and initiating the call. Press
the “SEND” or “#” button to override the 4 second delay.
Speed Dial
The Multi Purpose Key buttons, located on the right-hand-side of the phone, can be configured for speed
dial. Press the speed dial button to automatically call the assigned extension.
Note: The multi-functional buttons will function as LINE keys when all LINEs are busy. The LED will flash in
red to indicate an incoming call. Press the button to pick up the call. If any one of the Multi Purpose Keys is
associated with a call, the button’s speed dial/BLF function will not work.
Making Calls using IP Addresses
Direct IP Call allows two phones to talk to each other in an ad-hoc fashion without a SIP proxy. VoIP calls
can be made between two phones if:
Both phones have public IP addresses, or
Both phones are on a same LAN/VPN using private or public IP addresses, or
Both phones can be connected through a router using public or private IP addresses (with necessary
port forwarding or DMZ)
To make a direct IP call, please follow these steps:
1. Press MENU button to bring up MAIN MENU
2. Select “Direct IP Call” using the arrow-keys
3. Press OK to select
4. Input the 12-digit target IP address. (Please see example below)