Glossary

5ESS®

5ESS®

A Lucent electronic switching machine used to route calls through the telephone network or private branch exchange.

A AC

alternating current

ACD

automatic call distributor

AD

application dispatch

AD-API

application dispatch application programming interface

adaptive differential pulse code modulation

A means of encoding analog voice signals into digital signals by adaptively predicting future encoded voice signals. This adaptive modulation method reduces the number of bits required to encode voice. See also pulse code modulation.

UCS 1000 R4.2 Administration 585-313-507

Issue 3 April 2000 628