User's Manual
Table Of Contents
- DOCUMENT PURPOSE
- GNU GPL INFORMATION
- WELCOME
- PRODUCT OVERVIEW
- INSTALLATION
- GETTING TO KNOW GXP1610/GXP1620/GXP1625
- CONNECTING TO DEVICES
- RESTORE FACTORY DEFAULT SETTINGS
- EXPERIENCING THE GXP1610/GXP1620/GXP1625
Firmware Version 1.0.0.11 
GXP1610/GXP1620/GXP1625 User 
Guide 
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  Dial out. 
  Note: Once set, the firstly dialed call is anonymous. 
 *82 
Call with Caller ID Enabled (per call) 
  Off hook the phone; 
  Dial *82 and then enter the number to dial out. 
*70 
Call with Call Waiting Disable (per Call) 
  Dial *70 and then enter the number to dial out; 
  Dial out. 
  Note: Once set, the fisrt call need not to enter call waiting as 
being supposed to. 
*71 
Call with Call Waiting Enabled (per Call) 
  Dial *71 and then enter the number to dial out; 
  Dial out. 
*72 
Unconditional Call Forward. To set up unconditional call forward: 
  Dial *72 and then enter the number to forward the call; 
  Dial out. 
  Note: Once set, all calls will be forwarded to another preset 
number and your phone will not ring. 
*73 
Cancel Unconditional Call Forward. To cancel the unconditional call 
forward: 
  Dial *73. 
  *90 
Busy Call Forward. To set up busy call forward: 
  Dial *90 and then enter the number to forward the call; 
  Dial out. 
 *91 
Cancel Busy Call Forward. To cancel the busy call forward: 
  Dial *91; 
 *92 
Delayed Call Forward. To set up delayed call forward: 
  Dial *92 and then enter the number to forward the call; 
  Dial out. 
 *93 
Cancel Delayed Call Forward. To cancel the delayed call forward: 
  Dial *93. 
  Note: Once set, the incoming call will be forwarded to another 
preset number if no one answers the phone. 
Note: 
If  the  following  feature  codes  don’t  work  on  your  phone,  please  contact  Administrator  to  turn  on  the 
Enable Call Features on phone’s Web GUI. Enable Call Features is under phone’s Web GUI->Account-
>Call Settings tab. 










