Grandstream Networks GXP2130 User Manual page 38

Cancel Delayed Call Forward. To cancel the delayed call forward:
*93
GXP2130/GXP2140/GXP2160 USER GUIDE

Dial *92 and then enter the number to forward the call;

Press OK softkey or SEND key.

Off hook the phone;

Dial *93;

Hang up the call.
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