cards support the fixed dialling service. Contact your
service provider for more information.
When fixed dialling is activated, calls may be possible
to the official emergency number programmed into
your device.
1. To restrict calls from your device, select
New SIM contact
and enter the contact name and
phone number to the list of numbers to which calls
are allowed, or select
Add from Contacts
the contact from Contacts. To restrict calls by a
country prefix, enter the country prefix in the list of
numbers. All phone numbers to which calls are
allowed must start with this country prefix.
2. Select
Options
Activate fixed
dialling. You
>
need your PIN2 code to activate and deactivate
fixed dialling or edit your fixed dialling contacts.
Contact your service provider if you do not have the
code. To cancel the service, select
Options
Deactivate fixed
dialling.
Tip: To send text messages to the SIM contacts
while the fixed dialling service is active, you
need to add the text message centre number to
the fixed dialling list.
Certificate manager
Select
Menu
Tools
Settings
General
>
>
>
Security
Certificate
management.
>
Digital certificates are used to verify the origins of
software but do not guarantee safety. There are four
different types of certificates: authority certificates,
personal certificates, trusted site certificates, and
Cyan
Cyan
Cyan
Cyan
Magenta
Magenta
Magenta
Magenta
device certificates. During a secure connection, a server
may send a server certificate to your device. Upon
receipt, it is checked through an authority certificate
stored in your device. You receive notification if the
identity of the server is not authentic or if you do not
have the correct certificate in your device.
Options
>
You can download a certificate from a web site, or
receive a certificate as a message. Certificates should
be used when you connect to an online bank or a
to copy
remote server to transfer confidential information.
They should also be used if you want to reduce the risk
of viruses or other malicious software, and to check the
authenticity of software when you download and
install software to your device.
Tip: When you add a new certificate, check its
authenticity.
View certificate details
>
You can only be sure of the correct identity of a server
when the signature and the validity period of a server
certificate have been checked.
To view certificate details, open a certificate folder, and
select a certificate and
Options
details.
One of the following notes may appear:
Certificate not trusted
— You have not set any
•
>
application to use the certificate. You may want to
change the trust settings.
Expired certificate
— The period of validity has
•
ended for the selected certificate.
Certificate not valid yet
•
has not yet begun for the selected certificate.
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Yellow
Yellow
Yellow
Black
Black
Black
Black
Certificate
>
71
— The period of validity