Glossary; Call Barring - BT Revelation Owner's Handbook Manual

Glossary

Advisory message
One of nine messages that can
be displayed to any
Systemphone calling your
extension. You set an
can
advisory message from an
ordinary telephone, although
you cannot check its content.
You can also set your own
message if you wish.
Auto answer
If you have a Voice Module
installed, a pre-programmed
greeting is played to external
callers while the system is in
day service. If you wish, you
use this feature as an
can
automatic answering machine
at times when the phones are
unattended.
Busy lamp field
When you are programming,
the lights on 12 of the
programmed keys glow red to
show you the status of each
extension.
Call back message
A message which you can
leave on a Systemphone which
is busy or does not answer. It
displays your extension
number or name.

Call barring

Restrictions placed on an
extension which prevent
certain types of call being
made from that extension. The
actual barring imposed is set
by the Class of service
programmed.
Call diversion
You either divert all
can
calls to ring at another
extension, or you can set your
phone to divert calls
if
extension is busy or if there is
no answer.
44
Call logging
If a Call Logging Interface
Module is installed, you
enable call logging. This
feature allows you to print out
records of calls made.
Call Logging Interface Module
An add-on module, used for
call logging by allowing a
printer or PC to be connected
directly to BT Revelation.
Call pickup
You pick up an external call
can
which is ringing either on a
central bell or at another
extension by pressing the pre­
programmed PICK UP key or
dialling the code (external calls
only).
Call transfer
You can transfer an incoming
call which has rung at your
16 pre­ extension to any other
extension within your system.
How you do this depends on
your type of telephone (refer
to the appropriate section on
pages 9 or 14).
Camp on busy
If you get busy tone (engaged
tone) when you call an
extension, you can stay off
hook and when the called
phone becomes free your
extension will call the phone.
CCU (Central Control Unit)
This is the main wall-mounted
unit of your system.
CDS (Caller Display
Service )
This BT Network Service
of your allows the callers number or
name, programmed, to be
if
displayed on the Systemphone.
your
Class of Service
Each extension may be
programmed for a Class of
service which determines the
type of call the extension is
allowed to dial. There are five
different Classes of service.
CLIO ( Calling Line
ldentity)1
This ISDN Network Service
can
provides the number of the
calling line to the called number.
CLIP (Calling Line
Identification
Presentation)1
This ISDN Network Service
allows the callers number or
name, if programmed, to be
displayed on the systemphones.
CLIR (Calling Line
Identification Restriction)1
This ISDN Network Service
enables you to prevent your
number being displayed to the
person you calling.
are
COLP (Connected Line
Identification
Presentation)1
This ISDN Network Service
enables the number of the phone
which answers a call to be
displayed to the caller.
COLR (Connected Line
Identification Restriction)1
This ISDN Network Service
prevents the transmission of the
number of the phone which
answers a call.
Courtesy service
Provides a courtesy greeting
when a phone is not answered
within a programmed time.
DOI (Direct Dialling ln)1
This ISDN Network Service
enables extensions to be dialled
directly. See MSN
as
alternative service providing the
same capability.
DISA (Direct Inward
System Access)
Callers ring straight
can
through to an extension if they
know the extension number.
When the line is programmed
with DISA, the caller hears a
tone or message, whereupon
they then dial the
can
extension number.
extension is busy, or the
number dialled is invalid, the
call is then presented as an
ordinary incoming call.
DND (Do Not Disturb)
A feature which allows you to
set your extension
does not receive any calls.
ENBLOC1
A method of dialling where the
digits may be entered
to
prior sending
Enquiry call
This enables you to place an
external call on hold while you
call and speak to an extension,
then return to the original call.
Fax detect
If you have a dedicated
number, you
can
system to distinguish between
incoming fax and voice calls.
This will operate only on calls
containing the initial
otherwise you have to answer
the call manually then transfer
to the fax extension.
Handsfree
A facility which allows you to
make or receive calls without
lifting the hands. e t.
Handsfree answerback
you press the HANDS
If
FREE key while the phone is
not in use, you are in handsfree
answerback mode.
call is then answered
automatically. You
the caller without touching the
phone.
Hybrid
A PABX which can be used
with all calls coming in
operator, or as a key system
an which requires no operator, or
as a mixture of the two.
If the
that it
so
and
edited
them
to line.
fax
program your
fax tone,
internal
An
speak to
can
an
via