IP Phone User Manual
Grandstream Networks, Inc.  GXP1400/1405 User Manual   Page 10 of 36 
   Firmware version: 1.0.1.83  Last Updated: 08/2011 
Dual Lines with SIP Account 
GXP1400/1405 can support up to two lines “virtually” mapped to a SIP account. In off-hook state, select an 
idle line and the dial tone will be heard. To make a call, select the line you wish to use. The user can switch 
lines before dialing any number by pressing the LINE button. 
Completing Calls 
There are FIVE ways to complete a call: 
1.  D
IAL:  To make a phone call. 
•  Take Handset off hook  
or press SPEAKER button 
or press HEADSET button  
or press an available LINE key to activate speakerphone  
•  The line will have a dial tone 
•  Enter the phone number 
•  Press “#” or HANDSET button to send 
2.  R
EDIAL: To redial the last dialed phone number. 
•  Take Handset off-hook 
or press the SPEAKER button  
or press an available LINE key to activate speakerphone 
or on idle screen 
•  Press the REDIAL soft-key 
3.  V
IA CALL HISTORY:  To call a phone number in the phone’s history. 
•  Press the MENU button to bring up the Main Menu. 
•  Select Call History and then “Answered Calls”, “Missed Calls” or “Dialed Calls” or etc 
depending on your needs 
•  Select phone number using the arrow keys 
•  Press OK to select  
•  Select and press “Dial” to dial out  
4.  V
IA PHONEBOOK: To Call a phone in from the phone’s phonebook. 
•  Go to the phonebook by  pressing the DOWN arrow key  or  pressing the menu button and 
selecting “Phone Book” 
•  Select the phone number by using the arrow keys 
•  Press OK to select 
•  Select and press “Dial” to dial out 
5.  V
IA PAGE/INTERCOM: Server/PBX has to support Page/Intercom. Also, GXP1400/1405 and PBX have 
to be configured correctly. 
•  Take Handset off hook  
or press SPEAKER button 
or press HEADSET button  
or press an available LINE key to activate speakerphone  
•  Press OK and the screen will display “LINEx: PAGE” 










