Speech Encryption
Page 40 ND-91638-007(E)
Issue 6
Speech Encryption
General Description
This feature protects a call from being tapped.
Configuration Application
Integrated Type and Adjunct Type
Operating Procedure
No manual operation is required.
Service Conditions
1. This feature is activated for every originating call from a PS and every terminating call to a PS. For every
call, the encryption assignment message is sent from the PS to the CS.
2. Speech Encryption is automatically activated throughout the call. Encryption cannot be canceled during the
call.
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