Security
When security features that restrict calls are in use (such as call barring, closed user
group, and fixed dialling), calls may be possible to the official emergency number
programmed into your device.
Settings
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Select Menu > Settings > Security and from the following:
● PIN code request or UPIN code request — to request for your PIN or UPIN code
every time the phone is switched on. Some SIM cards do not allow the code request
to be turned off.
● Call barring service — to restrict incoming calls to and outgoing calls from your
phone (network service). A barring password is required.
● Fixed dialling — to restrict your outgoing calls to selected phone numbers if
supported by your SIM card. When the fixed dialling is on, GPRS connections are not
possible except while sending text messages over a GPRS connection. In this case,
the recipient’s phone number and the message centre number must be included in
the fixed dialling list.
● Closed user group — to specify a group of people whom you can call and who can
call you (network service)
● Security level — to request the security code whenever a new SIM card is inserted
into the phone, select Phone. To request the security code when the SIM card memory
is selected, and you want to change the memory in use, select Memory.
● Access codes — to change the security code, PIN code, UPIN code, PIN2 code, or
barring password
● PIN2 code request — to select whether the PIN2 code is required when using a
specific phone feature which is protected by the PIN2 code. Some SIM cards do not
allow the code request to be turned off.
● Code in use — to select the type of PIN code
● Authority certificates or User certificates — to view the list of the authority or user
certificates downloaded into your phone.
See "Browser security", p. 49.
● Security module sett. — to view Secur. module details, activate Module PIN
request, or change the module PIN and signing PIN.
See "Access codes", p. 8.