•Alat pemroses (PC, printer, IP phone, laptop, PDA, mobile phone, dll) = host
PC
Printer
IP Phone
Laptop
PDA
Mobile phone
Semua alat pemroses diatas dinamakan dengan host
•Network Interface Card
•Media Transmisi
–Kabel - wired: twisted pair, coaxial dan fibre optic
Twisted pair wire
Coaxial wire
Fiber optic
–Wireless: antena, microwave, broadcast radio, infrared, dan bluetooth
Antenna
Microave antenna
Radio antenna
Infra red
Bluetooth
•Repeater, Hub, Bridge, Switch, Router dan Gateways = node
Repeater
HUB
Bridge
Switch
Gateway
Semua perangkat diatas dinamakan dengan Node
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