Table of Contents:

Definition and Overview

1. Background

2. Markets

3. Technologies

4. Market Trends

5. Future Possibilities

Self-Test

Glossary

PDF of this tutorial

ATM
asynchronous transfer mode

CLASS
custom local area signaling service

FRAD
frame relay access device

IETF
Internet Engineering Task Force

IP
Internet protocol

IPDC
Internet protocol device control

LAN
local-area network

MGCP
multimedia gateway control protocol

MMUSIC
Multiparty Multimedia Session Control Working Group

MPLS
multiprotocol label switching

PBX
private branch exchange

PoP
point of presence

PSTN
public switched telephone network

QoS
quality of service

SGCP
simple gateway control protocol

SIP
session initiation protocol

SS7
signaling system 7

T1
tier 1

TCP/IP
transmission control protocol/Internet protocol

VoIP
voice over Internet protocol

WAN
wide-area network