1.4. Acronyms used 
In this document we use the following acronyms.
|
Acronym
|
Meaning
|
|
CTI
|
Computer Telephony Integration
|
|
DTMF
|
Dual Tone Multiple Frequency
|
|
GUI
|
Graphical User Interface
|
|
HTML
|
Hypertext Markup Language
|
|
IP
|
Internet Protocol
|
|
ISDN
|
Integrated Services Digital Network
|
|
LAN
|
Local Area Network
|
|
MWI
|
Message Waiting Indicator
|
|
OND
|
One-Number Device
|
|
ONS
|
One-Number Service
|
|
PKI
|
Public Key Infrastructure
|
|
PSTN
|
Public Switched Telephony Network
|
|
QoS
|
Quality of Service
|
|
RAM
|
Random Access Memory
|
|
SIP
|
Session Initiation Protocol
|
|
TCP
|
Transmission Control Protocol
|
|
TC
|
Telecommunications
|
|
TUI
|
Telephony User Interface
|
|
UDP
|
User Datagram Protocol
|
|
UMS
|
Unified Messaging System
|
|
URI
|
Uniform Resource Identifier
|
|
XML
|
Extensible Markup Language
|
‣ Parent topic: Section 1. About this Document