User Guide
Grandstream Networks, Inc.  GXP User Manual  Page 13 of 38 
  Firmware 1.1.5.15  Last Updated: 12/2007 
Speaker Phone Status Icon: 
FLASH when phone rings or a call is pending 
OFF when the speakerphone is off 
ON when the speakerphone is on 
DND Icon: 
ON when the “do not disturb” is activated 
Activate by pressing MUTE/DEL button twice 
Calls Forwarded Icon: 
INDICATES calls are forwarded 
Follow ‘call forwarding’ procedures 
Handset, Speakerphone and Ring Volume Icon: 
Each icon appears next to the volume icon 
To adjust volume, use the up/down button  
Real–time Clock:   
Synchronized to Internet time server 
Time zone configurable via web browser 
AM/PM indicator 
PM 
AM 










