Grandstream Networks GXP1100

FIRMWARE VERSION 1.0.8.4 GXP1100/GXP1105 USER MANUAL Page 23 of 53
 Off hook the phone;
 Dial *82 and then enter the number to dial out.
*70
Disable Call Waiting (per Call)
 Off hook the phone;
 Dial *70 and then enter the number to dial out.
*71
Enable Call Waiting (per Call)
 Off hook the phone;
 Dial *71 and then enter the number to dial out.
*72
Unconditional Call Forward. To set up unconditional call forward:
 Pick up the handset;
 Dial *72. A dial tone will be heard;
 Enter the forwarding number;
 Press # or SEND key;
 The call will hang up automatically with unconditional call forward set up.
*73
Cancel Unconditional Call Forward. To cancel the unconditional call forward:
 Pick up the handset;
 Dial *73. A short tone will be heard;
 Wait for the call to hang up. The unconditional call forward is cancelled.
*90
Busy Call Forward. To set up busy call forward:
 Pick up the handset;
 Dial *90 followed by forwarding number;
 Press # or SEND key;
 The call will hang up automatically with busy call forward set up.
*91
Cancel Busy Call Forward. To cancel the busy call forward:
 Pick up the handset;
 Dial *91. A short tone will be heard;
 Wait for the call to hang up. The busy call forward is cancelled.
*92
Delayed Call Forward. To set up delayed call forward:
 Pick up the handset;
 Dial *92 followed by forwarding number;
 Press # or SEND key;