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|a 0764575228
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|a 9780764575228
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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
|c SV-SsUSB
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|a 621.382
|b H8112c
|2 21
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1 |
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|9 5107
|a Horak, Ray
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| 245 |
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|a Communications systems and networks /
|c Ray Horak.
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|i Título de la cubierta:
|a Communications : Systems & networks : an incisive overview of network convergence, from voice and data to video and multimedia, from wired to wireless
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| 250 |
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|a Second edition.
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| 264 |
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1 |
|a New York :
|b M&T Books,
|c [2000]
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| 264 |
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|c ©2000
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| 300 |
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|a xlii, 697 páginas :
|b ilustraciones ;
|c 23 cm.
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| 336 |
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|a texto
|b txt
|2 rdacontent
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| 337 |
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|a sin mediación
|b n
|2 rdamedia
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| 338 |
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|a volumen
|b nc
|2 rdacarrier
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| 490 |
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|a The M & T Networking Technology Series
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| 504 |
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|a Incluye referencias bibliográficas e índice.
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| 505 |
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|a Foreword -- Preface -- Acknowledgments -- Chapter 1. Fundamentals of the technology -- Chapter 2. Fundamentals of transmission systems -- Chapter 3. Voice communications systems -- Chapter 4. Messaging systems -- Chapter 5. Public switched telephone network (PSTN) -- Chapter 6. Fundamentals of data communications -- Chapter 7. Conventional digital and data networks -- Chapter 8. Local area networks -- Chapter 9. Broadband network infrastructure -- Chapter 10. Broadband network services -- Chapter 11. Wireless networking -- Chapter 12. The internet and world wide web -- Chapter 13. Video and multimedia networking -- Chapter 14. Network convergence -- Chapter 15. Regualtion -- Appendix -- Index.
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| 650 |
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7 |
|a Sistemas de telecomunicación.
|2 embne
|9 1385
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| 650 |
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7 |
|9 5108
|a Telecomunicaciones
|2 embne
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| 942 |
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