| Document Type
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BL
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| Record Number
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871924
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| Main Entry
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Hardy, William C.
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| Title & Author
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VoIP service quality : : measuring and evaluating packet-switched voice /\ William C. Hardy.
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| Publication Statement
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New York :: McGraw-Hill,, ©2003.
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| Series Statement
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McGraw-Hill networking professional
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| Page. NO
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1 online resource (xiv, 317 pages) :: illustrations
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| ISBN
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0071410767
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: 0071429158
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: 1280303859
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: 9780071410762
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: 9780071429153
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: 9781280303852
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| Bibliographies/Indexes
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Includes bibliographical references (page 303) and index.
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| Contents
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Basics -- Principal system-level determinants of connection -- Quality expectations and requirements -- Impairments created or exacerbated by packet -- Voice quality -- Service attribute tests -- Multiple-effects models -- Applications -- Other quality of service concerns -- Quality of voice for interactive -- Appendix A: Types od codecs -- Appendix B: How a jitter buffer works -- Appendix C: Extensions of the loss/noise grade of service model -- Appendix D: U.S. patents for voice quality measurement and analysis technology.
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| Subject
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Internet telephony.
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| Subject
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COMPUTERS-- Data Transmission Systems-- General.
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| Subject
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COMPUTERS-- Networking-- Vendor Specific.
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| Subject
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Internet telephony.
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| Dewey Classification
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004.6
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| LC Classification
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TK5105.8865.H37 2003eb
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