GLOSSARY GLOSSARY
Ed. 048/8 Réf. 3EH 21000 BSAA
Series of terminals grouped under the same directory number. Any call to that number is routed to
a free terminal line.
TFTP
"Trivial File Transfer Protocol". The simplest network application for transferring files.
TL
"(Analog) Trunk Line" connecting the system to the public switched network.
TSAPI
"Telephony Services API". Standard defined by Novell, based on ECMA's CSTA standard.
U
UAI
"Universal Alcatel Interface". Board used for connecting up Alcatel Reflexes terminals or DECT 4070
IO/EO base stations.
URL
"Uniform Resource Locator". Address of a resource (file, program, image, etc) accessible on the In-
ternet.
UUS
"User to User Signaling". Information carried clear end-to-end by ISDN to enable exchanges
between network subscribers; the ISVPN protocol is contained within this information.
V
VMU
Voice Mail Unit. The integrated voice server provides a voice mailbox for each user as well as a
general voice mailbox and features such as Personal Assistant, Automatic Attendant and Audiotex.
VoIP
"Voice over IP". Term designating voice transmission over a data network using the Internet protocol.
VPN
"Virtual Private Network". Private data network that uses the public telecommunications infrastruc-
ture (e.g. the Internet) while maintaining confidentiality by means of tunneling protocols and security
procedures.
W
WAN
"Wide Area Network". A geographically dispersed telecommunications network. The term WAN is
used in contrast to LAN.
WINS
"Windows Internet Naming Service". In Windows environments, the service that manages the cor-
respondence between client station names and LAN locations relative to their IP addresses.
X
XMEM
"eXpansion Memory". Daughter board of the CPU board that extends the memory capacity and al-
lows a hard disk to be connected.