Samsung GSM1800 - Manual (Page 129)

Network Services
129
4. Enter the number to which the calls are to be
diverted and press the OK soft key.
To enter an international code, press the 0 key
until the + sign displays.
5. If you selected No Reply in step1, select the
length of time the network waits before diverting
a call and press the Select soft key.
The phone sends your settings to the network
and the network’s acknowledgement displays.
You can deactivate all call diverting settings by
selecting the Cancel All option.
3. To Press the
activate call
diverting Activate soft key. Go to
step 4.
change the number
to be called Change soft key. Go to
step 4.
deactivate call
diverting Remove soft key.