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VoIP

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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: Call admission control (CAC) is the practice or process ofregulating traffic volume in voice communications, particularly inwireless mobile networks and in VoIP (voice over Internet Protocol,also known as Internet telephony). Call admission control can also beused to ensure, or maintain, a certain level of audio quality in voicecommunications networks, or a certain level of performance in Internetnodes  … 
Definition continues below.
VoIPReports
226 - 236 of 236 Matches Previous Page  |  Next Page
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

Insight

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

Citel

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

SUSE

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

Citel

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

Alcatel

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): …  and servers where VoIP traffic exists.Most CAC algorithms work by regulating the total utilizedbandwidth, the total number of calls, or the total number of packets ordata bits passing a specific point per unit time. If a defined limit isreached or exceeded, a new call may be prohibited from entering thenetwork until at least one current call terminates. Alternatively, agraceful degradation methodology can be implemented. This means thatthe audio quality of individual calls can deteriorate to a certainextent before new calls are denied entry. Another method involves theregulation of calls according … 
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