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Review LAN (Local Area Network) 1 Jurusan Sistem Komputer Fakultas Ilmu Komputer & Teknologi Informasi PTA 2020/2021
37

Review LAN (Local Area Network) - Gunadarma

Mar 19, 2022

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Page 1: Review LAN (Local Area Network) - Gunadarma

Review LAN

(Local Area Network)

1

Jurusan Sistem Komputer

Fakultas Ilmu Komputer & Teknologi Informasi

PTA 2020/2021

Page 2: Review LAN (Local Area Network) - Gunadarma

LAN (Local Area Network)

﹡ Mengetahui prinsip

kerja LAN

﹡ Mengetahui HW, SW

dan Protokol sebagai

pendukung LAN

﹡ Prinsip kerja LAN

﹡ Lapisan OSI Layer

﹡ Pendukung LAN

2

Tujuan Materi

Page 3: Review LAN (Local Area Network) - Gunadarma

Prinsip Kerja LAN

Page 4: Review LAN (Local Area Network) - Gunadarma

Definisi Jaringan Komputer

﹡ Kumpulan komputer

﹡ Komputer yang saling terhubung

﹡ Komunikasi antara media fisik dan

software

﹡ Bertukar sumber daya

4

Page 5: Review LAN (Local Area Network) - Gunadarma

Butuh

Computer

Network ??5

Page 6: Review LAN (Local Area Network) - Gunadarma

Computer Network ??

6

Data &

Informasi

Peripheral

LainPrinter

Page 7: Review LAN (Local Area Network) - Gunadarma

Arsitektur Jaringan

77

Positif dan Negatif

Peer to Peer

Positif dan Negatif

Client Server

Page 8: Review LAN (Local Area Network) - Gunadarma

Jenis Media Transmisi Jaringan

8

Media Fiber Optik Media Kabel Tembaga

Media Wireless

01

02 03

Page 9: Review LAN (Local Area Network) - Gunadarma

Jenis Media Transmisi Jaringan

9

Media Fiber Optik/Optical Media Media Kabel Tembaga/Copper

Media

Media Wireless/Nirkabel

01

02 03

Tanpa kabel

Jarak dekat dan jauh

Transmisi sinyal cahaya

Kecepatan transmisi tinggi

Pelindung

UTP

STP

Coaxial

Page 10: Review LAN (Local Area Network) - Gunadarma

LAN (Local Area Network)

﹡ Jaringan komputer lokal

﹡ Terbatas area geografi kecil

﹡ Kemampuan transfer data kecepatan

tinggi

﹡ Tidak membutuhkan operator sistem

proses transmisi

10

Page 11: Review LAN (Local Area Network) - Gunadarma

Sifat LAN

11

01 02 03 04 05

Fle

ks

ibe

l

Kecep

ata

n

Reli

ab

ilit

as

HW

& S

W B

ers

am

a

Inte

rface

Tra

nsp

ara

nsi

Ad

ap

tab

ilit

y

06 07 08 09

Ak

ses

ke

LA

N l

ain

ata

uW

AN

Keam

an

an

Pen

gelo

laan

Terp

usat

Kep

em

ilik

an

Pri

bad

i

10

Page 12: Review LAN (Local Area Network) - Gunadarma

Komponen LAN

12

Hardware Jaringan

Software Jaringan

Page 13: Review LAN (Local Area Network) - Gunadarma

Komponen LAN

13

Hardware Jaringan

Server

Sistem Komunikasi LAN

Workstation

Page 14: Review LAN (Local Area Network) - Gunadarma

Topologi Jaringan LAN

14

Topologi Ring Topologi Star

Tolopogi Bus

01

02 03

Page 15: Review LAN (Local Area Network) - Gunadarma

Protokol LAN

﹡ Konfigurasi

﹡ Alamat tujuan

﹡ Workstation saling komunikasi

﹡ Peraturan berkomunikasi

﹡ HW LAN dan SO Network

15

Page 16: Review LAN (Local Area Network) - Gunadarma

Protokol Jaringan LAN

16

Local Talk Token Ring

Ethernet

01

02 03

Page 17: Review LAN (Local Area Network) - Gunadarma

Lapisan OSI Layer

Page 18: Review LAN (Local Area Network) - Gunadarma

OSI (Open System Interconnection)

﹡ Cara kerja jaringan komputer

﹡ Logika jaringan computer

﹡ Kerangka jaringan implementasi

protocol

﹡ Pemetaan sistem jaringan

﹡ Bukan Protokol

18

Page 19: Review LAN (Local Area Network) - Gunadarma

Layer OSI

19

Page 20: Review LAN (Local Area Network) - Gunadarma

Layer OSI

20

Upper Layers

Lower Layers

Page 21: Review LAN (Local Area Network) - Gunadarma

Layer OSI

21

Upper Layers

Lower Layers

Application Presentation Session

Transport Network Data Link

Physical

Page 22: Review LAN (Local Area Network) - Gunadarma

Layer OSI

22

User Interface

Data Formatting

Communication Sessions

Distribusi Data

SW Aplication

Upper Layers

Aliran Data Network

SW dan HW

Lower Layers

Page 23: Review LAN (Local Area Network) - Gunadarma

Physical Layer

23

FungsiKonsep

Transmisi Jaringan

Metode Persinyalan

Sinkronisasi Bit Data

HW Jaringan Fisik

Fungsi Sinyal

Arsitektur Jaringan

Topologi Jaringan

Page 24: Review LAN (Local Area Network) - Gunadarma

Data Link Layer

24

LevelFungsi

Logical Link Control (LLC)

Media Access Control (MAC)

Koreksi Kesalahan

Bit Data Frame

Operasi Perangkat Keras

Alamat Perangkat Keras

Page 25: Review LAN (Local Area Network) - Gunadarma

Network Layer

25

Fungsi

Definisi alamat IP

Header Paket Data

Routing

Page 26: Review LAN (Local Area Network) - Gunadarma

Transport Layer

﹡ Pengantar Server ke Client

﹡ Memecah data Paket data

﹡ Mentransmisikan data Session Layer

ke Network Layer

﹡ Penomoran Paket Data

﹡ Transmisi ulang data hilang

26

Page 27: Review LAN (Local Area Network) - Gunadarma

Session Layer

﹡ Mendefinisikan koneksi dibangun

﹡ Mendefinisikan management koneksi

27

Page 28: Review LAN (Local Area Network) - Gunadarma

Presentation Layer

28

ProtokolDefinisi

Redirectopr Software

Virtual Network Computing

Remote Desktop Protokol

Layer Kedua Data ditransfer

Layer ke-6 menerima paket

data

Mentranslate data yang

ditransmisikan Application

Fungsi

Page 29: Review LAN (Local Area Network) - Gunadarma

Application Layer

29

Fungsi

Protokol

Definisi

Pelepas Data dan Penampil Data

HTTP, SMTP, NFS

Lapisan Pertama Data

ditransfer

Lapisan Terakhir Komputer

Client menerima data

Page 30: Review LAN (Local Area Network) - Gunadarma

Proses Enkapsulasi dan

Dekapsulasi Layer OSI

30

Page 31: Review LAN (Local Area Network) - Gunadarma

Koneksi Peer To Peer

31

Page 32: Review LAN (Local Area Network) - Gunadarma

Pendukung LAN

Page 33: Review LAN (Local Area Network) - Gunadarma

Pendukung LAN

33

Perangkat Keras

Protokol

Perangkat Lunak

03

01 02

Page 34: Review LAN (Local Area Network) - Gunadarma

Pendukung LAN

34

Perangkat Keras

Protokol

Perangkat Lunak

03

01 02 Workstation

Server

Media Transmisi

NIC (Network Interface Card)

Hub

Repeater

Bridge

Router

Switch

Wake on LAN

InterChat LAN Messager

Protokol Ethernet

Token Ring

FDDI

Protokol ATM

Page 35: Review LAN (Local Area Network) - Gunadarma

Aplikasi LAN

35

Page 36: Review LAN (Local Area Network) - Gunadarma

Thanks!Any questions?

36

Page 37: Review LAN (Local Area Network) - Gunadarma

Pertemuan 3Review Internet

37