quality of service ip network telephony
Configuring QoS for VoIP Networks
White Paper This application note describes ways to configure Quality-of-Service (QoS) parameters on Vyatta for VoIP services in an IP Telephony network. This application note will describe how users can configure Vyatta outside the scope of the Vyatta... [18 Jul 2008]
A Mobile Differentiated Services QoS Model
White Paper Such IP-based networks must include Quality of Service (QoS) mechanisms to enable the usage of real-time applications, such as mobile telephony. UMTS networks will be based on the Internet Protocol (IP) to provide an efficient support for... [18 Jul 2008]
Podcast: Assuring Voice Quality on IP Telephony Rollouts
White Paper Download and view this podcast version of ZDNet's on-demand Webcast, Assuring Voice Quality on IP Telephony Rollouts, which will allow you to: IP Telephony deployment changes dramatically when the job grows from "a few sites" to a full company-wide... [14 Jul 2008]
IP Telephony in the WAN
White Paper As such, most organisations are not taking full advantage of what IP telephony in the IP wide area network can offer. While IP telephony is rapidly proliferating, most enterprise implementations still reside primarily in local area network (LAN... [03 Jul 2008]
Gateway for H.323 Media Transport Over ATM
White Paper This document specifies the ATM Forum’s implementation agreement for Real-time Multimedia Over ATM service including telephony, video-conferencing and distance learning based on the exchange of audio, video, data. [03 Jul 2008]
Increasing Revenues by Offering Broadband Services
White Paper On the other hand, they are unwilling to part from the feature-rich telephony and quality of service to which they have been accustomed as PSTN (public switched telephone network) subscribers. To meet these demands, operators seek solutions, which... [03 Jul 2008]
Cisco Catalyst 4500 Series Switches Enabling IP Telephony Solutions
White Paper Cisco Catalyst switches, which include the Cisco Catalyst 2950, 3550, 4500, and 6500 series, provide the capabilities required for robust telephony and easy integration into one infrastructure. Intelligent services such as granular quality of... [03 Jul 2008]
A Guide for Ensuring Service Quality in IP Voice Networks
White Paper Though multiservice voice/data networks are increasing in popularity, a number of performance quality issues arise when Internet Protocol (IP) data networks are used to transmit voice communications - also known as Voice over Internet Protocol... [03 Jul 2008]
Demystifying Protocols: A Comparison of Protocols Suitable for IP Telephony
White Paper The reality is each protocol has its strengths and weaknesses with respect to issues such as ease of implementation, extensibility, suitability for various network applications, quality of service and security. [03 Jul 2008]
Queueing Analysis of Simple FEC Schemes for IP Telephony
White Paper In the wait for some QoS facilities from the network side like resource reservation, call admission control, etc.the problem of audio quality must be studied and solved on an end-to-end basis. Audio quality is still however an open problem due to... [03 Jul 2008]
Using Cisco Catalyst 3750-E Series Switches for Converged Applications
White Paper Cisco Catalyst 3750-E Series Switches are suitable for IP telephony because they deliver important capabilities in the areas of Quality of Service (QoS), availability, security, and Power over Ethernet (PoE). [13 Jun 2008]
Speech Coding and Speech Quality in IP Telephony
White Paper Speech codecs compress the voice in such a way as to affect its quality and in turn the quality of service (QoS) delivered by IP telephony systems. This paper describes the concept of Speech coding and speech quality in IP Telephony and its benefits. [10 Apr 2008]
Quality of Experience: A Strategic Competitive Advantage of Microsoft Unified Communications
White Paper As a substitute for direct management of Voice Quality, traditional IP telephony providers (and in particular those with a technical and cultural heritage in network solutions) have emphasized network level management of Network Service Quality... [28 Mar 2008]
Empowering a Flexible Workforce to Deliver Optimal Customer Service Across a Converged IP Network From Nortel Networks
White Paper PPL's challenge was to leverage recent investments in upgrades to its data network infrastructure while adopting IP telephony solutions that would help reduce operational costs, and drive customer satisfaction by increasing the accessibility and... [14 Jan 2008]
Nortel Network Case Study: Comtesse du Barry
White Paper The company also realised that introducing IP telephony represented a cost-effective way to achieve its ambitions into the future. Together with networking partner AMEC SPIE, Nortel provided a comprehensive IP-based telephony and contact centre... [10 Jan 2008]
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