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Network settings
Your device can automatically switch between the GSM
and UMTS networks. The GSM network is indicated with
in the standby mode. The UMTS network is indicated
with
.
Select Menu > Tools > Settings and Phone >
Network and from the following:
● Network mode — Select which network to use. If
you select Dual mode, the device uses the GSM or
UMTS network automatically, according to the
network parameters and the roaming agreements
between the wireless service providers. For details
and roaming costs, contact your network service
provider. This option is shown only if supported by
the wireless service provider.
A roaming agreement is an agreement between two
or more service providers to enable the users of one
service provider to use the services of other service
providers.
● Operator selection — Select Automatic to set the
device to search for and select one of the available
networks, or Manual to manually select the
network from a list. If the connection to the
manually selected network is lost, the device sounds
an error tone and asks you to reselect a network.
The selected network must have a roaming
agreement with your home cellular network.
● Cell info display — Set the device to indicate when
it is used in a cellular network based on
microcellular network (MCN) technology and to
activate cell info reception.
Connection settings
In connection settings, you can edit access points and
other connectivity settings.
Data connections and access points
Your device supports packet data connections
(network service), such as GPRS in the GSM network.
When you use your device in GSM and UMTS networks,
multiple data connections can be active at the same
time, and access points can share a data connection. In
the UMTS network, data connections remain active
during voice calls.
You can also use a Wi-Fi/WLAN data connection. Only
one connection in one wireless LAN can be active at a
time, but several applications can use the same
internet access point.
To establish a data connection, an access point is
required. You can define different kinds of access
points, such as the following:
● MMS access point to send and receive multimedia
messages
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Settings