Grandstream 
GXP2130/2140/2160/2135/2170        
IP Phone 
Quick User Guide 
 
Basic Phone Operation 
 
 
For detailed information please  
consult the GXP2130/2140/2160/2135/2170 
User Manual   
available at: 
www.grandstream.com 
 
©2014 Grandstream Networks, Inc. All rights 
reserved. 
Reproduction or transmittal of the entire or any 
part, in any form or by any means, electronic or 
print, for any purpose without the express 
written permission of Grandstream Networks, 
Inc. is not permitted. Information in this 
document is subject to change without notice. 
 
USING THE HEADSET OR SPEAKER 
1) Use the Speaker Button   to turn  
speaker ON/OFF. 
2) Use the Headset button  to use  
the headset once it had been connected.  
MAKING A CALL 
1) Take Handset/Headset off-hook or press 
Speaker button or an available LINE key  
(activates speakerphone) . 
2) The line will have dial tone and the  
corresponding line’s  LED will turn green. 
3) If you wish, select another LINE key  
(alternative SIP account). 
4) Enter the phone number. 
5) Press the SEND button  or press 
the “DIAL” soft key. 
REDIAL 
1) Take the phone off-hook. 
2) Press the SEND button  or press 
the “REDIAL” soft key.  
Note: The phone will redial using the  
same SIP account as was used for the last  
call. 
ANSWERING CALLS 
Single Incoming Call: 
1) Answer call by taking Handset/Headset 
off hook or pressing SPEAKER or by 
pressing the corresponding account LINE 
button. 
Multiple Incoming Calls: 
1) When there is a call waiting, users will  
hear a Call Waiting tone .  
2) The next available line will flash red.  
3) Answer the incoming call by pressing its  
corresponding LINE button. 
4) The current call will be put on hold.  
5) Toggle between the calls using the LINE  
button. 
ENDING A CALL 
End a call by pressing the “EndCall” soft key 
or  hang up the phone. 
CALL HOLD/RESUME 
1) Hold: Place a call on ‘hold’ by pressing  
the hold button.  
2) Resume: Resume call by pressing the  
corresponding blinking LINE. 
CALL TRANSFER 
Assuming that you are in a call and wish to  
transfer the call to another party. 
Blind Transfer: 
1) Press transfer button. 
2) Dial the number and press the send button  
to complete transfer of active call. 
 
Attended Transfer: 
1) Press an idle line key to make a new call and the 
active LINE will be placed on hold automatically.  
2) Once the call is established, press transfer  
button  followed by the LINE button of the held line to 
transfer the call. 
3) After the call is transferred, phone will display idle 
screen. 
Auto-Attended Transfer: 
1) Set "Auto-Attended Transfer" to "Yes" on Web 
GUI. 
2) Establish one call first. 
3) Press transfer               key to bring up a new line, 
and the first call will be placed on hold automatically.  
4) Dial the number and press SEND button 
to make a second call. 
5) Press transfer key again to make the transfer. 
Note: For Auto-Attended Transfer, after dialing out 
the number for the second call, a “Split” soft key will 
show. If the second call is not established yet 
(ringing), pressing “Split” will hang up the second 
call. If the second call is established (answered), 
pressing “Split” will resume the second call and keep 
the first call on hold. 
3-WAY CONFERENCE 
Initiate a Conference Call: 
Assuming that you are already in a conversation and 
wish to bring a third party together in a 3-way 
conference. 
1) Press  conference button             to bring  
up conference dialing screen. 
 
 
2) Dial the third party number followed by 
SEND key. 
3) When the call is established to the third 
party, press the “ConfCall” soft key to initiate 3
-way conference. 
Cancel a Conference Call: 
1) Press “Cancel” soft key in conference 
dialing screen to resume the two-way 
conversation. 
Hold The Conference:  
1) Press hold button            to hold the  
conference call with all parties are on hold; 
2) Press “ReConf” soft key to resume 
conference call; or select the corresponding 
blinking LINE to speak with an individual party.  
End The Conference:  
The conference will be terminated for all three 
parties if the conference initiator hangs up or 
presses “EndCall” soft key. 
VOICEMAIL MESSAGE 
A blinking red MWI (Message Waiting 
Indicator)  indicates a message is waiting. 
1) Press the Message button to retrieve the  
message. An IVR will prompt the user  
through the process of message retrieval.  
2) Press a specific LINE to retrieve messages 
for a specific line account. 
Note:  Each account requires a voicemail  
portal number to be configured in the  
“voicemail user id” field. 
MUTE/DELETE 
1) Press the MUTE button                to mute/
unmute the microphone. 
2) The Mute icon         indicates whether the 
microphone is muted. 
VOLUME ADJUSTMENTS 
Use the volume button                             to  
adjust the ring volume when the phone is idle.  
Press the volume button during an active call 
to adjust the call volume.