AASTRA DT292 for MD Evolution User Guide EN - Manual (Page 139)

139 MD Evolution – Cordless DT292
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 34.
DECT/GAP
Digital Enhanced CordlessTelecommunication/
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.
Extension number
All telephones connected to the PBX have a
unique internal number (up to 8 digits). If your
telephone is equipped with a display, you can
see your number.
IP call
Internal call sent via an internal data network
(LAN or WAN).
ISDN
Integrated Services Digital Network. Provides
your system with supplementary services from
the public net.
PBX
Private Branch Exchange. Your telephone
switching system (e.g. MD Evolution
Communication Platform).
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 “ Outgoing Calls, Busy/
No-Answer ” on page 36.
Tie line
An external line from the private network.
Trunk line
A trunk line is the same as an external line. Can
be either digital or analog.