Quality of service in telecommunications
Institution of Electrical Engineers, 1997 - Technology & Engineering - 375 pages
Quality of service (QOS) has become a vital issue for both telecommunications service providers and users. Coverage in this book of the principal aspects of telecommunications QOS is international and concerns both theoretical and practical aspects, plus managerial, marketing and engineering approaches to the subject. This book will enable readers in network and service provider industries, plus those with regulatory or user interests, to formulate and assess quality projects.
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Introduction to quality of service
Key issues of quality of service
Review of major studies
19 other sections not shown
achieved allocatively efficient applications availability B-ISDN billing Chapter communications competitive complaints congestion connection costs crosstalk customer perception customer requirements customer-premises equipment customer's delay delivered performance delivered quality end-to-end performance equipment error ETSI European European Commission European Union example failure framework function identify illustrated in Figure interaction interconnection interface International Telecommunications Union issues ITU-T Recommendation level of quality loss management of QoS maximum measured multimedia needs network congestion network integrity network operators network performance network providers OECD offered QoS offered quality OFTEL organisation outage perceived quality performance parameters product or service PSTN QoS criteria QoS parameters QoS requirements quality of service questionnaire regulator repair service management service provider service provider's service quality shown in Figure sidetone signal SLAs specific standardisation bodies standards supplier switching target Telecommunication Management Network telecommunications industry telecommunications networks telecommunications services telephone testing traffic transmission user groups