Nokia 9210 User Manual page 70

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The options are: Outgoing calls/International calls/International calls except to home
country/Incoming calls/Incoming calls when abroad/Cancel all barrings.
Closed user group (3-3-3)
This network service allows you to set the communicator to accept calls to and
from a selected group of people. For details on creating a user group and activating
this service, contact your network service provider.
Preset - Resets the phone to use a user group the SIM card owner has agreed upon
with the network service provider.
On - Uses a particular user group. Calls can be made to or received from the
members of the selected group only.
Off - Calls can be made and received in the normal way. You can use this option
only if you are entitled to do so.
SIM change security (3-3-4)
You can protect your phone against unauthorised use with the lock code. To do
this, you need to select SIM change security. For details, see 'Phone security' on
page 215.
Change of access codes (3-3-5)
In this submenu, you can change the lock code, the PIN code, the PIN2 code and
the barring password. See 'Phone security' on page 215.
The access codes may only include the digits 0 to 9.
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