Specifications

Terms and Abbreviations Nur für den internen Gebrauch
A31003-H3580-M103-2-76A9, 01-2009
A-4 HiPath 3000/5000 V8 - HG 1500 V8, Administrator Documentation
hg-a.fm
DTMF
Abbreviation of "dual-tone multifrequency". DTMF is the multifrequency signaling mode for
transmitting telephone numbers.Dual-tone multifrequency signaling, also known as tone
dialing. Procedure for transmitting station number and other data. Each key on a terminal
is assigned two frequencies. When you press a key, a tone is generated from the two fre-
quencies assigned to it. Dialing a station number at a subscriber generates a sequence of
tones based on mixture frequencies.
E
E-DSS1
Abbreviation of "European Digital Subscriber System No. 1“. E-DSS1 is the ISDN transport
protocol normally used in Europe.
EF
Expedited Forwarded. Procedure for controlling broadband for Quality of Service.
Endpoint
A terminal device or endpoint is an H.323 component that can initiate or receive calls. In-
formation flows begin or end here. Examples include clients, gateways or MCUs.
F
FTP
File Transfer Protocol. Platform-independent, TCP/IP-based network protocol for transmit-
ting files between a client and a server (download and upload) and for simple file opera-
tions on the server.
G
G.711
G.711 is an ITU standard (International Telecommunication Union) standard for voice co-
decs for a data rate of 64 Kbps.
G.723.1
G.723.1 is an ITU standard (International Telecommunication Union) for voice codecs for
transmission rates of 5.3 and 6.3Kbps.
G.729
G.729 is a group of ITU standards (International Telecommunication Union) for voice co-
decs for transmission rates of 8 Kbps.
Gatekeeper
A gatekeeper is an H.323 component that provides address conversion and access control
services for endpoints in an H.323 network.