Glossary
0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
I
IVR
Interactive Voice Response - an automatic voice system that makes it possible to direct a call to the desired department using assigned codes (this is often used in banks or contact centres).
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Intercom
an intercom (also known as a door phone, door access, access systems) is an electronic communication system within a building, or a building complex.
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Internal VoiceMail
an internal feature of a PBX that makes it possible to record voice messages when a called party is absent.
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IP
Internet Protocol- the set of rules for delivering data through Internet networks.
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IP Address
the unique address of a computer that is connected into a data network.
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IP PBX
an IP PBX is a PBX that uses the data network in order to operate terminals (end-user equipment).
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IP Telephony
Internet Protocol Telephony, also known as Voice over IP Telephony. A general term denoting technologies that use packet switching of the Internet Protocol to exchange voice, faxes, and other forms of information which were traditionally transferred through allocated circuit-switched connections of publicly switched telephone networks (PSTNs).
ISDN
Integrated Services Digital Network - a digital network of integrated services that provides the digital transfer of information all the way to the subscriber.
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