Call Barring (Network Service); Network - Nokia 6630 User Manual

Glossary: Roaming
agreement – An
agreement between two
or more network service
providers to enable the
users of one service
provider to use the
services of other service
providers.
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Call barring (network service)

Call barring allows you to restrict the calls that can be made or received with the phone.
To change the settings, you need the barring password from your service provider. Select
the desired barring option, and set it on (Activate) or off (Cancel), or check whether the
option is active (Check status). Call barring affects all calls, including data calls.
Call barring and call diverting cannot be active at the same time.
When calls are barred, calls still may be possible to certain official emergency numbers.

Network

Nokia 6630 can automatically switch between the GSM and UMTS networks. The GSM
network is indicated with
.
Network mode (shown only if supported by the operator) - Select which network will be
used. If you select Dual mode, the phone will use the GSM or UMTS network automatically
according to the network parameters and the roaming agreements between the network
operators. Contact your network operator for more information.
Warning: If you set the phone to use only the GSM network, you will not be able
to make any calls, including emergency calls, or use other features requiring a
network connection, if the selected network is not available.
Operator selection – Select
the available networks, or Manual
If the connection to the manually selected network is lost, the phone will sound an error
tone and ask you to reselect a network. The selected network must have a roaming
agreement with your home network, that is, the operator whose SIM card is in your phone.
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in the standby mode. The UMTS network is indicated with
Automatic to set the phone to search for and select one of
to manually select the network from a list of networks.