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Voice over IP is finally coming into its own
News Voice over IP (VoIP) is a dream concept that has been a while in the making. A regular phone line transmits voice as analogue signals, but to be sent over the Internet (or a TCP/IP-based private network), an extra step is added.
[June 4, 2003, 16:29]
Voice over IP gateways review
Reviews As their branch office and teleworker networks grow, companies are increasingly looking to connect remote users to their central phone systems using Voice over IP (VoIP) technology. Moreover you can expect voice quality to be the same if not better...
[May 6, 2005, 12:50]
Networks Telecom: Voice over IP comes in by stealth
News Voice over IP (VoIP) is no longer an exciting term. The Networks Telecom conference in Birmingham this week is the right time, then, for voice/data products which are designed to be simple and invisible.
[June 26, 2002, 16:36]
School District Reduces Phone Costs by 66 Percent With Voice Over IP Solution
White Papers Those aging systems did not have voice mail or support for new technologies such as Voice over IP (VoIP). When the school district found that it was too costly to add voice mail to the systems, it decided to deploy a unified communications solution...
[November 4, 2008, 0:01]
Six Steps to Getting Your Network Ready for Voice Over IP
White Papers This paper provides enterprise network managers with a six step methodology, including pre-deployment testing and network readiness assessment, to follow when preparing their network for Voice over IP service.
[February 23, 2005, 2:00]
Sea Change International Selects Innovative Voice-Over-IP Solution From Extreme Networks and Avaya
White Papers The new Voice-over-IP (VoIP) solution had to provide the same quality and reliability as its existing circuit-switched voice network. Quality of Service (QoS) was vital to ensure that voice traffic received priority over less critical applications.
[April 28, 2007, 1:00]
Evaluating & Testing Voice & Video-Over IP Enterprise Networks
White Papers When preparing a network for real-time voice and video over IP, network managers must assess whether the network can provide and maintain the Quality of Service (QoS) their customers expect. For voice & video service providers and enterprises, the...
[March 14, 2009, 0:18]
Configuring Session Initiation Protocol for Voice Over IP
White Papers The Cisco SIP functionality enables Cisco access platforms to signal the setup of voice and multimedia calls over IP networks. SIP is an alternative protocol developed by the Internet Engineering Task Force (IETF) for multimedia conferencing over IP.
[December 27, 2004, 3:06]
How Voice over IP Works
White Papers How Voice over IP works for your business is simple: By adding voice to a data network, you'll reduce costs, improve productivity, and enhance collaboration.
[May 11, 2009, 9:32]
SPACEDIVE: A Distributed Intrusion Detection System for Voice-over-IP Environments
White Papers Voices over IP (VoIP) systems are gaining in popularity as the technology for transmitting voice traffic over IP networks. The attacks can be thought of as a combination of traditional kinds of security attacks against IP networks and novel attacks...
[April 11, 2008, 1:02]
Quality of Service (QoS) in Voice-Over IP Solutions: Achieving Predictable Service
White Papers For Voice-Over IP, this means prioritizing voice packets over the network to avoid delay and packet loss. QoS, or Quality of Service, is a set of techniques to manage network resources to assure that delay-sensitive information travels the network...
[July 18, 2008, 1:01]
Beyond Interoperability: Network Security as a Voice over IP (VoIP) Enabler
White Papers Companies implementing Voice over IP (VoIP) technologies in an effort to cut communications costs should not overlook the security risks associated with a converged voice and data network. Tempted by the benefits of lower phone bills, centralized...
[September 20, 2008, 0:00]
Optimizing Voice-Over-IP Speech Quality Using Path Diversity
White Papers In last few years, Voice over Internet Protocol (VoIP) has been gaining popularity as an alternative to traditional telephone by transmitting voice signals as packets over the Internet and private IP-based networks.
[May 23, 2007, 1:00]
Traversing Firewalls and NATs With Voice and Video Over IP
White Papers Strategic advantages exist for organizations and enterprises when their voice, video, and data communications run over a single converged IP network infrastructure. Unfortunately, the ability to capitalize on IP communications systems has been...
[June 3, 2008, 6:05]
Network Readiness Assessment for Voice and Video over IP
White Papers Preparing for voice and video over IP requires understanding current network traffic, determining network policies for traffic, and applying quality of service (QoS) controls over the wide-area network (WAN).
[March 2, 2004, 11:20]
Voice over IP gateways
Talkback Especially when there are good value enterprise class IP Telephony products out there from all of the main PBX and IPT vendors that do have all of these features. What about business telephony features?
[May 11, 2005, 17:26]
Voice over IP is finally coming into its own
Talkback Hi; what kind of deal / package have you to talk pc / phone, or whatever from the British Virgin Islands to the U.S.or vice - versa ? The Cable & Wireless co.there has BLOCKED companies from doing pc to phone.
[September 27, 2003, 3:07]
Voice over IP (VoIP) Tutorial
White Papers Dating back over 100 years, traditional voice networks and the telephone have become a integral part of modern society. According to some experts, data traffic is predicted to soon exceed traditional voice traffic.
[August 14, 2003, 0:00]
Secure Voice Over IP (VoIP) Solutions for Service Providers
White Papers Voice over Internet Protocol (VoIP) can help service providers provide customers with exciting new end-user features and services while reducing costs. Enterprises seek VoIP solutions from a multitude of vendors and residential broadband customers...
[October 5, 2005, 3:00]
AutoQoS for Voice Over IP (VoIP)
White Papers Cisco IOS Software offers a portfolio of QoS features that enable customer networks to address voice, video, and data application requirements, and are extensively deployed by numerous enterprises and Service Provider networks today.
[January 11, 2004, 22:41]
