Ericsson DT570 User Manual page 91

Information
Internal callers are informed about absence
and time of return. External callers are
diverted to the operator, where the same
information is available. Information can be of
two kinds:
1. Pre-programmed text information.
2. Voice information.
Intrusion
To intrude on an ongoing call when a
requested extension is busy. See "Outgoing
calls".
IP Call
Call sent via a data network (LAN or WAN).
ISDN
Integrated Services Digital Network. Provides
your system with supplementary services from
the public net.
Least cost routing
A function that automatically selects the
cheapest way to connect your external call
(not necessarily the shortest distance).
See section "Least cost routing".
Mailbox
The mailbox system controls the messages
that are left for or sent by you when you are
absent. See section "Mailbox system".
Message
A message can be sent to any extension.
This is useful when you receive the busy tone
or get no answer. There are several kinds of
messages:
1."Call me" messages
2. Voice messages
3. Page messages
See section "Internal messages".
BusinessPhone - Portable Telephone DT570
Mute
To switch the microphone temporarily off. See
section "During calls".
Password
A four-digit code needed to retrieve messages
from the mailbox system. Please ask your
system administrator for your password.
PBX
Privat Branch Exchange. Your telephone
switching system.
Phone lock code
A 3 to 8 digit code needed to lock your
portable to prevent misuse. See "Security".
Pre-defined text
Pre-programmed absent information.
See section "Information".
Third party
A third connection (person), which can be
included in an ongoing two person
conversation. The connection can be internal
or external. See section "During calls".
Tie line
An external line from the private network.
Transfer
During an internal or external ongoing call you
can make an inquiry and then transfer the call
to another party (internal or external).
See section "During calls" and "Useful hints".
Trunk line
A trunk line is the same as an external line.
Can be either digital or analogue.
Glossary
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