Talkaphone VOIP-500 Series, Руководство по конфигурации и эксплуатации

Страница: 4 / 90

VOIP-500 Series Phone
Configuration and Operation Manual
Page
4 of 90
Copyright 2012 Talk-A-Phone Co.
• 7530 North Natchez Avenue • Niles, Illinois 60714 • Phone 773.539.1100 • info@talkaphone.com • www.talkaphone.com.
All prices and specifications are subject to change without notice. Talk-A-Phone, Scream Alert, WEBS and WEBS Contact are registered trademarks of Talk-A-Phone Co. All rights reserved.
Acronyms and Abbreviations
The following acronyms and abbreviations are commonly used throughout the document:
Acronyms Definitions
ADA Americans with Disabilities Act
AEC Acoustic Echo Cancellation
AGC Automatic Gain Control
ANSI
The American National Standards Institute a private non-profit organization that oversees the
development of voluntary consensus standards for products, services, processes, systems, and
personnel in the United States.
AUX
Auxiliary Input/Output. An Auxiliary Input accepts a contact closure from an external device,
such as a Vehicle Detector, Door Switch, Scream Alert
™
, and card swipe. An auxiliary output
produces a contact closure to an external device, such as a strobe light and motorized garage
gate.
BABT British Approvals Board of Telecommunications
CNG/VAD
Comfort Noise Generator/Voice Activity Detector. It is used to reduce the transmission rate
during inactive speech periods while maintaining an acceptable level of output quality.
CSA Canadian Standards Association
CE
The CE marking certifies that a product has met EU consumer safety, health or environmental
requirements.
DHCP
Dynamic Host Configuration Protocol
—
protocol for assigning dynamic IP addresses to
devices on a network.
DNS Domain Name Server
DTMF
Dual Tone Multi Frequency signaling is used for telecommunication signaling over telephone
lines.
FCC Federal Communications Commission
FTP File Transfer Protocol
GUI Graphical User Interface
G.711
G.711 is codec also known as Pulse Code Modulation (PCM). It is the ITU-T international
standard for encoding telephone audio on a 64 kbps channel.
G.723 G.723 is an ITU-T standard speech codec.
G.729
G.729 is an audio data compression algorithm. It is the ITU-T international standard for
encoding telephone audio on 8 kbps channel.
IVR Interactive Voice Response
IP-PBX It is an IP based switch for call handling through public and private exchanges.
IE Internet Explorer
IETF The Internet Engineering Task Force (IETF) develops and promotes Internet standards.
PCBA Printed Circuit Board Assembly
PoE Power over Ethernet, IEEE 802.3af standard.