Grandstream Networks GXP1100

FIRMWARE VERSION 1.0.8.4 GXP1100/GXP1105 USER MANUAL Page 24 of 53
 The call will hang up automatically with delayed call forward set up.
*93
Cancel Delayed Call Forward. To cancel the delayed call forward:
 Pick up the handset;
 Dial *93. A short tone will be heard;
 Wait for the call to hang up. The delayed call forward is cancelled.