Grandstream GXP1100 User Manual - Manual (Page 25)

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;