Terms And Expressions - Aastra AXD Installation And Maintenance Manual

IVS
DLT
DNT
TWP
DAU
CPU
UCV
VPIM
VTI/XML
VU
WAN
1.5

Terms and expressions

Aastra X series
Aastra 5000 or A5000 Server: Telephone switching system hosted on a PC running with
Linux Redhat
AXS, AXL, AXD: A5000 series physical gateways
Aastra Management 7450 or AM7450: Systems management centre
1.6 Definition
Synchronous announcements
Announcements synchronised with start of call.
ACD
Automatic call distribution used to optimise the number of replies and response time
relating to the number of operator sets in a single or multisite installation.
dect base stations
Base stations providing radio coverage over a given zone, and offering several
simultaneous communication channels with wireless telephones.
B-channel
Speech or data transmission channel in circuit mode.
D-channel
Data transmission channel in packet mode.
Signalling channel
Virtual link between 2 sites, for conveying MOVACS signals when setting up a telephone
call. Used for proprietary signalling and system data (billing tickets, management centre,
directory).
BTX card
Installation and Maintenance Manual - Aastra 5000
Introduction
Integrated Voice Server
Digital Link Terminal
Digital Network Terminal
Telephony Web Portal
Delocated Acquisition Unit
Central Processing Unit
Central Processing Unit card
Voice Profil for Internet Mail
Virtual Terminal Interface / eXtended MarKup Language
Version Upgrade
Wide Area Network
: This term refers to all AXS, AXL and AXD PBXs.
01/2011
AMT/PTD/PBX/0058/4/6/EN
Page 31