AT&T System 25 - Manual (Page 68)

Glossary
account code
entry
alarm
assigned button
assigned feature
automatic
intercom
BIS
busy-to-idle
reminder
call
accountability
call waiting
callback
conferencing
feature that allows you to assign account
codes to calls to charge them to specific
customers, clients, or business cases.
feature that warns you of system problems.
button that may be given to you as an
optional feature.
optional feature that can be distributed by
the System Administrator.
feature that allows two people to each have
a dedicated button for calling each other.
(Built-in-Speakerphone) name of a multiline
telephone that allows you to listen and
speak on any call without lifting the
handset.
feature that automatically notifies you
when a person or line is available.
feature that allows you to make calls at
another telephone and charge them to your
extension number.
a telephone feature that notifies you of an
incoming call while on another call.
feature that allows you to request the use of
a busy extension or line. The system will
signal your telephone when the telephone
or line is available.
feature that allows you to have up to five
parties on a call.
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