Grandstream GXP2200 User Manual - Manual (Page 60)

Firmware Version 1.0.3.26 GXP2200 USER MANUAL Page 59 of 159
*73
Cancel Unconditional Call Forward. To cancel the unconditional call forward:
o) Dial *73.
*90
Busy Call Forward. To set up busy call forward:
p) Enter *90 and the number to forward the call;
q) Dial out.
*91
Cancel Busy Call Forward. To cancel the busy call forward:
r) Dial *91.
*92
Delayed Call Forward. To set up delayed call forward:
s) Enter *92 and the number to forward the call;
t) Dial out.
*93
Cancel Delayed Call Forward. To cancel the delayed call forward:
u) Dial *93.