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Tele-Communication (Telecom) Terms Glossary and Dictionary
SDA: Selective Distinct Alerting
Selective Distinct Alerting (SDA) is a feature in telecommunication system that enables customer's telephone to identify special or important calls. Selective Distinctive Alert easily allows customer to create and update a list of telephone numbers from which calls will ring differently than other calls. The service alerts customer to calls from numbers on your list by providing a distinctive ringing pattern or a distinctive Call Waiting tone.
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