establishes a packet data connection when needed. If
there is no packet data coverage, the device periodically
tries to establish a packet data connection. If you select
When needed, the device uses a packet data connection
only if you start an application or action that needs it.
Access point — The access point name is needed to use
your device as a packet data modem to a compatible
computer.
High speed packet access — Enable or disable the use
of HSDPA (network service) in UMTS networks.
SIP settings
Select Menu > Settings and Connectivity > Admin.
settings > SIP settings.
Session Initiation Protocol (SIP) settings are needed for
certain network services using SIP. You may receive the
settings in a special text message from your service
provider. You can view, delete, or create these setting
profiles in SIP settings.
Access point name control
Select Menu > Settings and Connectivity > Admin.
settings > APN control.
With the access point name control service, you can
restrict packet data connections and allow your device to
use only certain packet data access points.
This setting is only available if your SIM card supports the
access point control service.
To turn the control service on or off, or to change the
allowed access points, select Options and the
corresponding option. To change the options, you need
your PIN2 code. Contact your service provider for the code.
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Connectivity