Abbreviations
A
AC
alternating current
ACD
automatic call distribution
ADAP
administration and data acquisition package
ADU
asynchronous data unit
ALT
assembly load and test
AMIS
Audio Messaging Interchange Specification
API
application programming interface
AUDIX
Audio Information Exchange
AWG
American wire gauge
B
BIOS
basic input/output system
bit
binary digit
bps
bits per second
BRI
basic rate interface
BSC
binary synchronous communications
BTU
British thermal unit
C
CAS
call accounting system
CCA
call classification analysis
CDH
call data handler process
CELP
code excited linear prediction
CICS
customer information control system
CMS
call management system
CO
central office
COIN
central office implemented network
COM1
serial communications port 1
COM2
serial communications port 2
COR
class of restriction
COS
class of service
CPU
central processing unit
CSI
called subscriber information
CTS
clear to send
D
DAC
dial access code
DBP
database processor
Issue 2.0 December 1995
