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15Copyright © 2005 Nokia. All rights reserved.
The PIN2 code (4 to 8 digits) may be supplied with the SIM card and is required for
some functions.
The module PIN is required to access the information in the security module. See
"Security module," p. 87.
The signing PIN is required for the digital signature. See "Digital signature," p. 90.
PUK codes
The personal unblocking key (PUK) code and the universal personal unblocking key
(UPUK) code (8 digits) are required to change a blocked PIN code and UPIN code,
respectively. The PUK2 code (8 digits) is required to change a blocked PIN2 code. If
the codes are not supplied with the SIM card, contact your local service provider
for the codes.
Barring password
The barring password (4 digits) is required when using the Call barring service. See
"Security," p. 68.
■ Configuration settings service
To use some of the network services, such as mobile Internet services and MMS,
your phone needs the correct configuration settings. You may be able to receive
the settings directly as a configuration message. After receiving the settings you
need to save them on your phone. The service provider may provide a PIN that is
needed to save the settings. For more information on availability, contact your