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155MD Evolution – Cordless DT590
Glossary
Glossary
Abbreviated number
Short number. Initiating a call to a pre-
programmed number by dialling a code or
pressing a key. See section “Abbreviated
Numbers” on page 43.
Conference
If you have an ongoing conversation you can
include other persons and establish a
telephone conference.
DECT/GAP
Digital Enhanced Cordless Telecommunication/
Generic Access Profile. This means that no one
can eavesdrop on your calls and that the
quality of speech is as good as that of
conventional fixed telephones. DECT/GAP
enables interoperability with other
manufacturers’ products.
Directory number
Number with 1-8 digits which is assigned to an
extension or external line or as a common
abbreviated number.
DTMF tone
Dual Tone Multi Frequency or touch tone, for
dialling.
Extension number
All telephones connected to the PBX have a
unique internal number (up to 8 digits). You can
see your number on the display.
Idle mode
The state your phone is in when nothing is
activated.
IP call
Internal call sent via an internal data network
(LAN or WAN).
IPEI Code
International Portable part Equipment Identity,
a unique identity assigned to your phone by the
manufacturer.
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.
PBX
Private Branch Exchange. Your telephone
switching system (e.g. MD Evolution
Communication Platform).
PIN Code
Personal Identification Number for security.
Tandem configuration
The tandem configuration is a unit consisting of
two phones using the same directory number.
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” on
page 50.