PHYSICAL LAYER

Application

Presentation

Session

Transport

Network

Data Link

Physical

REVIEW

Menentukan

•Tegangan Listrik

•Arus Listrik

•Modulasi

Fungsi

•Transmisi bit-bit data melalui medium fisik

•Transformasi bit kesinyal

Sumber : http://www.slideshare.net/rahulbandhe/osi-model-presentation

Media Transmisi

Guided Unguided

Point to Point

Multipoint

Guided Media

Twisted

Pair

(STP & UTP)

Coaxial Cable Fiber Optic

Jenis Kabel UTP

10 Mbps

•10BaseT

100 Mbps

•100BaseTX

1000 Mbps

•1000BaseT

Tipe Kabel UTP

Straight-Trough

Cross-Over

Rollover

Un-Guided Media

GelombangMikro

Satelit Inframerah

Perangkat Physical Layer

Hub

Repeater

Modus Transmisi

Simplex

Hanya Satu Arah

Half-Duplex

Dalam Dua Arah

Dalam Waktu yang berbeda/ bergantian

Full Duplex

Dua Arah

Dilakukan Secara Simultan

Teknik Encoding Data

Sumber Tujuan ContohData Digital Sinyal Analog Modem

Data Digital Sinyal Digital Wired LAN

Data Analog Sinyal Digital Codec :Time Division MultiplexingWave Division MultiplexingPulse Code ModulationDelta Modulation

Data Digital, Sinyal Analog

Data Digital, Sinyal Digital