chapter1b hw de net
DESCRIPTION
REDES Y TELECOMUNICACIONESTRANSCRIPT
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Network Hardware
• Local Area Networks
• Metropolitan Area Networks
• Wide Area Networks
• Wireless Networks
• Home Networks
• Internetworks
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Broadcast Networks
Types of transmission technology• Broadcast links (Enlaces de difusión)
• Point-to-point links (Enlaces de punto a punto)
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Broadcast Networks (2)
Classification of interconnected processors by scale.
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Local Area Networks
Two broadcast networks(a) Bus(b) Ring
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Metropolitan Area Networks
A metropolitan area network based on cable TV.
Amplificador
Caja de derivación
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Wide Area Networks
Relation between hosts on LANs and the subnet.
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Wide Area Networks (2)
A stream of packets from sender to receiver.
Host emisor
Flujo
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Wireless Networks (1)
Categories of wireless networks:
• System interconnection
• Wireless LANs
• Wireless WANs
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Wireless Networks (2)
(a) Bluetooth configuration(b) Wireless LAN
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Wireless Networks (3)
(a) Individual mobile computers(b) A flying LAN
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Home Network Categories• Computers (desktop PC, PDA (Asistentes Digitales Personales), shared
peripherals
• Entertainment (TV, DVD, VCR(Video camara), camara fotogràfica,
estereofònicos, MP3)• Telecomunicaciones (telephone, telenofo movil, intercomunicadores,
fax)• Aparatos electrodomèsticos (microwave, refrigerador, clock,
horno, aire acondicionado, luces)• Telemetria (alarma contra fuego, camaras inalàmbricas,
termostato, metro utilitario, ).
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Gracias