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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
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Network Evolution University: Realizing the Benefits of Enterprise UC&C
sponsored by
VIRTUAL ENVIRONMENT: This virtual seminar focuses on how changing workforce practices are influencing unified communication strategies, how today's cloud UC services can serve businesses, and how your employees can communicate and collaborate effectively individually and in teams whether in the office, remote, or on the road.
Posted: 11 Jun 2013 | Premiered: 11 Jun 2013

Getting Started with Cisco Unified Communications Technologies
sponsored by Global Knowledge
WHITE PAPER: The shift from traditional telephony to Unified Communications (or VoIP) requires an understanding of "old world" technologies – and how they relate to "new world" technologies – to ensure success. View now to learn more!
Posted: 07 May 2013 | Published: 10 Apr 2013

Global Knowledge

Trends in Enterprise Mobility
sponsored by
WHITE PAPER: This research report from Comptia offers advice to organisations on provisioning mobile devices, assesses the benefits of mobile and identifies the challenges of remote working.
Posted: 22 Apr 2013 | Published: 22 Apr 2013

The Tipping Point: Top Unified Communications Issues for 2012
sponsored by
EGUIDE: This expert E-Guide from explores the top five unified communications issues organizations today are facing and how they will affect the transformation and evolution of UC for the better.
Posted: 10 Dec 2012 | Published: 10 Dec 2012

UC Strategies and the Evolving Cloud
sponsored by
EGUIDE: This E-Guide from explores the concept of cloud unified communications, the strategies and plans it offers, and how your organization can benefit.
Posted: 01 Oct 2012 | Published: 01 Oct 2012

Top 3 Drivers for Flexible UC Reference Architecture
sponsored by
EGUIDE: This E-Guide from offers insight into creating a unified communications architecture that fulfills today's requirements and is flexible enough to adapt to the needs of tomorrow.
Posted: 11 Sep 2012 | Published: 11 Sep 2012

CW Buyer's Guide: IPV6 Migration
sponsored by
ESSENTIAL GUIDE: This Computer Weekly Buyer's guide takes you through the steps you need to take to migrate to IPv6 and explains the potential impact on your business.
Posted: 26 Jul 2012 | Published: 05 Feb 2012

Managing Integrated Communications, Consumerization and Security: Best Practices
sponsored by
EGUIDE: This E-Guide explores the necessity of integrated communications and how they are changing the collaboration and productivity of many organizations. View now for best practices to tackling the challenges you are likely to face and to meeting the needs of integrated communications – for both your organization AND your end-users.
Posted: 13 Jun 2012 | Published: 13 Jun 2012

IP telephony trends: Migrating from PSTN to SIP trunking
sponsored by
EGUIDE: Uncover the top five trends in enterprise IP telephony and learn the benefits and challenges of replacing PSTN with SIP-based services.
Posted: 24 Feb 2012 | Published: 24 Feb 2012

SIP contact centers: Key benefits and potential challenges
sponsored by
EGUIDE: Learn how Session Initiation Protocol (SIP), unified communications (UC) and contact centers fit hand in hand in this e-guide from
Posted: 24 Feb 2012 | Published: 24 Feb 2012

Sangoma Session Border Controllers: SBC Series
sponsored by Sangoma Technologies
WHITE PAPER: Sangoma has introduced the most cost-effective, easiest to provision and easiest to manage line of enterprise SBCs on the market. The three available options offer maximum flexibility when selecting a solution.
Posted: 30 May 2013 | Published: 30 May 2013

Sangoma Technologies

Beyond Business as Usual: The Mega Shift Toward Social Communications
sponsored by IBM
WHITE PAPER: Discover how integrating social software with communications is transforming the modern workplace, maximizing the potential of human capital, and generating value for businesses worldwide.
Posted: 09 Apr 2013 | Published: 02 Oct 2012


Presentation Transcript: Optimizing the WAN for Real Time Traffic
sponsored by Talari Networks
PRESENTATION TRANSCRIPT: Explore why legacy wide area networks (WANs) cannot handle the pressures of real-time traffic and uncover how WAN virtualization can help solve these performance problems.
Posted: 30 Nov 2012 | Published: 30 Nov 2012

Talari Networks

Transforming Operations Management Through Service Assurance with EMC
sponsored by EMC Corporation
WEBCAST: This video describes the key capabilities of service assurance and how it can help your organization transform your operational management and ensure the availability and performance of your business applications and services.
Posted: 30 Aug 2012 | Premiered: Aug 30, 2012

EMC Corporation

Tim Horton Children’s Foundation Implements ShoreTel for Reliable Unified Communications
sponsored by ScanSource & ShoreTel
CASE STUDY: Discover how one organization improved reliability, increased employee productivity, and lowered TCO by implementing a new unified communications and VoIP solution to increase communications.
Posted: 08 Aug 2012 | Published: 31 Dec 2010

ScanSource & ShoreTel

New ShoreTel IP Telephony Solution a Hole in One for Tiger Woods Foundation Headquarters and Learning Center
sponsored by ScanSource & ShoreTel
WHITE PAPER: Discover how one organization replaced their legacy PBX-based telephone system with an IP telephony system which helped increase flexibility, mobility, and productivity.
Posted: 08 Aug 2012 | Published: 31 Dec 2010

ScanSource & ShoreTel

The Quest for Killer SIP Apps
sponsored by NACR
WEBCAST: Learn the benefits SIP can bring to your organization – helping you provide a heterogeneous UC environment to your users, increase enterprise mobility, ensure the delivery of communications applications, and more!
Posted: 13 Jun 2012 | Premiered: May 31, 2012


Wireless LANs and Multimedia: Matching wired network performance and quality
sponsored by
EZINE: The June edition of’s Network Evolution E-Zine outlines the three basic steps enterprises should follow when preparing for video. Uncover how to integrate these steps into your network plans and learn how to say goodbye to your troubles with video.
Posted: 01 Jun 2012 | Published: 30 May 2012

A Business Guide to MPLS IP VPN Migration: Five Critical Factors
sponsored by XO Communications
WHITE PAPER: Uncover five critical factors for a successful migration to an MPLS IP VPN service in this whitepaper. Learn the evolving needs of today’s enterprise networks and uncover how an MPLS-based IP VPN can help you fulfill these wants and needs.
Posted: 25 May 2012 | Published: 30 Apr 2012

XO Communications

Key Considerations for MPLS IP-VPN Success
sponsored by XO Communications
WHITE PAPER: Uncover the benefits of an MPLS-based private IP network and learn how it can not only help you simplify network management and reduce costs, but also prioritize application, create and improve disaster recovery, and much more!
Posted: 25 May 2012 | Published: 30 Apr 2012

XO Communications

The Tipping Point: Top Unified Communications Issues for 2012
sponsored by Sprint
EGUIDE: This expert E-Guide from discusses the top five unified communications issues for 2012 and how these will affect the transformation and evolution of UC for the better.
Posted: 23 May 2012 | Published: 23 May 2012


Network Monitoring: You Need It Before You Need It
sponsored by Dell Software
WHITE PAPER: While network monitoring might not be at the top of your to-do list, it should be. Network monitoring is vital to implement before any problems occur, not after. Read now to learn why.
Posted: 04 May 2012 | Published: 30 Sep 2011

Dell Software

Prepare for the Future of Integrated Communications
sponsored by AT&T Corp
WHITE PAPER: Many communications infrastructures use multiple platforms for voice and date, which have a complete lack of cohesion. Unfortunately, these legacy infrastructures cannot deal with the demands communications initiatives today put on them.
Posted: 27 Mar 2012 | Published: 13 Dec 2011

AT&T Corp

Continuously Monitor and Manage with Unified Service Monitor
sponsored by Cisco Systems, Inc.
DATA SHEET: Uncover the details of a unified communications solution that will help you easily achieve an effective collaboration experience every time, from any workspace.
Posted: 16 Mar 2012 | Published: 16 Mar 2012

Cisco Systems, Inc.

SIP: Enhancing Communication
sponsored by NACR
WHITE PAPER: This whitepaper discusses what SIP is, the challenge of implementing it, and how it can help your enterprise meet your communications needs.
Posted: 10 Feb 2012 | Published: 10 Feb 2012

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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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