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ALSO CALLED: Voice over Internet Protocol, IP Voice, Cable VOIP, VoIP Services, Voice over IP, Voice-over-Broadband, VoB, Voice-over-IP
DEFINITION: A comfort noise generator (CNG) is a program used to generate background noise for voice communications during periods of silence that occur during the course of conversation. CNG is part of the silence suppression or voice activity detection (VAD) handling for VoIP (Voice over IP) technology. The purpose of VAD and CNG is to maintain an acceptable perceived quality of service (QoS) while simultaneously  … 
Definition continues below.
VoIP Reports
226 - 243 of 243 Matches Previous Page  |  Next Page
Convergence Takes Hold in the Enterprise
sponsored by AT&T Corp
WHITE PAPER: Many enterprises are finally realizing the business benefits to shirting to a converged infrastructure. Read this white paper for an in depth look at how executives are taking advantage of IP networks within their enterprise.
Posted: 05 Apr 2007 | Published: 13 Feb 2007

AT&T Corp

Achieving a Successful IP Telephony Transition
sponsored by SyncVoice Communications, Inc.
WHITE PAPER: Transitioning voice communications to the data network is a complex task. Read this white paper to see how a detailed analysis of the existing data network before, during and after the transition will help mitigate problems.
Posted: 21 Mar 2007 | Published: 28 Feb 2007

SyncVoice Communications, Inc.

Intrado Builds Smarter, Stronger 9-1-1 Infrastructure with HP Integrity Servers
sponsored by Hewlett Packard Enterprise
CASE STUDY: Read this case study and learn how Intrado introduced a dynamic, Internet Protocol, based 9-1-1 environment that can be upgraded through software downloads to meet these challenges.
Posted: 16 Mar 2007 | Published: 01 Aug 2005

Hewlett Packard Enterprise

NET SatisFAXtion Enterprise Edition
sponsored by FaxBack, Inc.
DATA SHEET: The NET SatisFAXtion™ Enterprise Edition is designed for larger organizations demanding a full scale fax server solution.
Posted: 08 Mar 2007 | Published: 01 Jan 2006

FaxBack, Inc.

NET SatisFAXtion IP 8.1
sponsored by FaxBack, Inc.
DATA SHEET: NET SatisFAXtion™ IP fax software, from FaxBack™, helps companies complete their business communication strategy beyond voice and data and to maximize their investment in VoIP systems by easily adding fax capability to their IP envi...
Posted: 08 Mar 2007 | Published: 01 Jan 2006

FaxBack, Inc.

NET SatisFAXtion Features & Benefits
sponsored by FaxBack, Inc.
PRODUCT LITERATURE: NET SatisFAXtion IP fax server software from Faxback helps companies extend their VoIP systems beyond voice and data by adding fax over IP capability. Unlike traditional fax server solutions, NET SatisFAXtion IP requires no expensive fax board hard...
Posted: 08 Mar 2007 | Published: 08 Mar 2007

TOPICS:  Fax Software | VoIP
FaxBack, Inc.

Your Questions Answered: A Practical Guide to VOIP for Small to Medium Business
sponsored by Avaya Inc.
WHITE PAPER: This white paper provides the critical questions to ask before implementing a VoIP system.
Posted: 06 Feb 2007 | Published: 01 Jan 2006

Avaya Inc.

Is It the Network? Solving VoIP Problems on a Wireless LAN
sponsored by Global Knowledge
WHITE PAPER: The goal of this paper is to combine a deep knowledge of 802.11 protocols, quality of service (QoS) mechanisms and VoIP handsets with the feedback from IT professionals to identify potential problems and solutions when rolling out VoIP on a Wi-...
Posted: 02 Feb 2007 | Published: 01 Feb 2007

Global Knowledge

8 Ways On-site Service Can Drive Revenue Now
sponsored by OnForce, Inc.
WHITE PAPER: Innovative service delivery models are creating new revenue opportunity for solution providers. This paper explores tangible ways solution providers can leverage on-site service to expand their businesses, enter new markets, and better serv...
Posted: 15 Jan 2007 | Published: 01 Jan 2007

OnForce, Inc.

Introducing IBM Lotus Sametime 7.5
sponsored by Insight
WHITE PAPER: Lotus Sametime 7.5 software will represent a significant upgrade in real-time collaboration capabilities. This paper will highlight Sametime 7.5 enhancements for instant messaging (IM), Web conferencing, telephony, video, VoIP and m...
Posted: 07 Dec 2006 | Published: 01 Mar 2006


IP Telephony Secrets Your Equipment Vendor Won't Tell You
sponsored by Citel
WHITE PAPER: Purchasing equipment for a VoIP migration? Learn what the vendor won't tell you and the secrets to a successful VoIP deployment by reading this white paper now.
Posted: 15 Nov 2006 | Published: 15 Nov 2006


Converged Network Infrastructure: Evaluation of Resilience, Performance & Quality of Enterprise Infrastructure for Voice, Data and Video Services
sponsored by Nortel Networks Corporation
WHITE PAPER: Converged services are being deployed extensively in enterprises to take advantage of the advances in IP-based voice, data and video service offerings.
Posted: 19 Oct 2006 | Published: 01 Sep 2006

Nortel Networks Corporation

VoIP Basics for IT Technicians
sponsored by Fluke Networks
WHITE PAPER: VoIP brings a new environment to the network technician that requires expanded knowledge and tools to deploy and troubleshoot IP phones. This paper provides an introduction to VoIP technology and operation.
Posted: 21 Aug 2006 | Published: 01 Jul 2005

TOPICS:  IP Phones | VoIP
Fluke Networks

Troubleshooting VoIP
sponsored by SUSE
WEBCAST: Sign up now for VoIP in Action—a series of webinars presented by our product pros and designed specifically for organizations who are planning or piloting a VoIP deployment.
Posted: 09 Aug 2006 | Premiered: Aug 25, 2004


10 Myths of Enterprise VoIP Migration
sponsored by Citel
WHITE PAPER: Based on real world deployments, this white paper offers practical advice in building the business case for a VoIP migration.
Posted: 28 Jul 2006 | Published: 28 Jul 2006


Alcatel 5020 CSC: Call Session Controller | Release 4.1
sponsored by Alcatel
DATA SHEET: The Alcatel 5020 Call Session Controller (CSC) Release 4 is central to the IP multimedia subsystem (IMS)-compliant Alcatel 5020 Softswitch multimedia end-to-end architecture.
Posted: 07 Jul 2006 | Published: 01 May 2006


VoIP: How to Plan for the Bandwidth and Calculate the Cost Savings
sponsored by Global Knowledge
WHITE PAPER: VoIP integrated networks are easy to design and the cost justifications are simple to calculate, learn the step-by-step process of how to calculate the potential cost savings of a voice and data integrated network for your organization.
Posted: 03 Apr 2006 | Published: 01 Jan 2005

Global Knowledge

XPI Solutions for Multi-Service/Access: Communications Test Equipment
sponsored by Agilent Technologies, Inc.
WHITE PAPER: This white paper discusses the importance for network operators to have visibility into the voice service quality being delivered to customers over voice-over-IP networks.
Posted: 24 Mar 2004 | Published: 12 Sep 2002

Agilent Technologies, Inc.
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VOIP DEFINITION (continued): …  keeping transmission costs and bandwidth usage as low as possible. CNG, in conjunction with VAD algorithms, quickly determines when periods of silence occur and inserts artificial noise until voice activity resumes. The insertion of artificial noise gives the illusion of a constant transmission stream, so that background sound is consistent throughout the call and the listener does not think the line has gone dead. Most conversations include about 50% silence. VAD software allows a data network carrying voice traffic over the Internet to detect the absence of audio and conserve bandwidth by … 
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