NEAX2400 IPX Wireless Features and Specifications
Page 28 NDA-24313, Issue 1
S-130 Speech Scrambling
S-130 Speech Scrambling
General Description
This service protects calls from being tapped.
Operating Procedure
No manual operation is required.
Service Conditions
1. This service is activated for every originating call from the Dterm PS and for every terminating call to the
Dterm PS. For every call, the encryption assignment message is sent from the Dterm PS to the zone
transceiver.
2. ENCRYPTION is automatically activated throughout a call. Cancelling encryption during a call is not
possible.