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• PIN code request to set the phone to request your PIN code every time the
phone is switched on. Some SIM cards do not allow the PIN code request to be
turned off.
• Call barring service (network service) to restrict incoming calls to and outgoing
calls from your phone. A barring password is required.
Call barring and call diverting cannot be active at the same time.
• Fixed dialling to restrict your outgoing calls and text messages to selected
phone numbers if this function is supported by your SIM card. The PIN2 code is
required.
When the fixed dialling is on, (E)GPRS connections are not possible except
while sending text messages over an (E)GPRS connection. In this case, the
recipient’s phone number and the message centre number have to be included
on the fixed dialling list.
• Closed user group. Closed user group is a network service that specifies the
group of people whom you can call and who can call you. For more information
contact your network operator or service provider.
• Security level. Select Phone and the phone will request the security code
whenever a new SIM card is inserted into the phone.
Select Memory and the phone will request the security code when the SIM
card’s memory is selected and you want to change the memory in use (see
Selecting settings for contacts on page 94) or copy from one memory to
another (Copying contacts on page 103).