Nokia E71

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Call barring
Select 
Menu
 > 
Tools
 > 
Settings
 > 
Phone
 > 
Call
barring
.
You can bar the calls that can be made or received with the
device (network service). To change the settings, you need
the barring password from your service provider. Call barring
affects all call types.
To bar calls, select from the following:
Outgoing calls
  — Prevent making voice calls with your
device.
Incoming calls
  — Prevent incoming calls.
International calls
  — Prevent calling to foreign countries
or regions.
Incoming calls when abroad
  — Prevent incoming calls
when outside your home country.
International calls except to home country
  — Prevent
calls to foreign countries or regions, but allow calls to your
home country.
To check the status of voice call barrings, select the barring
option and 
Options
 > 
Check status
.
To stop all voice call barrings, select a barring option and
Options
 > 
Cancel all barrings
.
To change the password used for barring voice, fax, and data
calls, select 
Options
 > 
Edit barring password
. Enter the
current code, then the new code twice. The barring password
must be four digits long. For details, contact your service
provider.
Bar net calls
Select 
Menu
 > 
Tools
 > 
Settings
 > 
Phone
 > 
Call
barring
 > 
Internet call barring
.
To reject net calls from anonymous callers, select
Anonymous call barring
 > 
On
.
Send DTMF tones
You can send dual tone multi-frequency (DTMF) tones during
an active call to control your voice mailbox or other
automated phone services.
Send a DTMF tone sequence
1. Make a call, and wait until the other end answers.
2. Select 
Options
 > 
Send DTMF
.
3. Enter the DTMF tone sequence, or select a predefined
sequence.
Attach a DTMF tone sequence to a contact card
1. Select 
Menu
 > 
Communic.
 > 
Contacts
. Open a contact,
and select 
Options
 > 
Edit
 > 
Options
 > 
Add detail
 >
DTMF
.
2. Enter the tone sequence. To insert a pause of about 2
seconds before or between DTMF tones, enter p. To set
the device to send the DTMF tones only after you select
Send DTMF
 during a call, enter w.
3. Select 
Done
.
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