Nokia 2170 - Manual (Page 40)

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Menu 5, Security Options
Your phone contains many security features, such as
hiding memory locations, restricting calls, and locking your
phone.
For information on these and other security features, see
“Security Features” on page 43.
Menu 6, Network Services
Some of the features described in this section are network
services, which may not appear in your phone’s menu
unless you store the feature code you received from your
service provider.
Storing feature codes is optional for using any network
service. Contact your service provider for more information
about feature codes and how to use them.
For more information, see “Menu 6 7, Network Feature
Setting” on page 36.
Menu 6 1, Voice Privacy
With Voice Privacy set to 2Q, your phone is capable of
encrypting voice information. This helps protect you
against phone fraud and eavesdropping. The operation of
this feature depends on the networks ability to support
voice encryption.
If Voice Privacy is on while in a
network that supports this
feature, your phone will display
92,&( 35,9$&< $&7,9( .
Check for availability of this
feature from your service provider.
Menu 6 2, Call Forwarding
This feature is a network service that must be subscribed
from your service provider. This feature is used to forward
incoming calls to another specified number so you won’t
miss any calls.