Computer Networks: Definition, Types, and Examples

Noer Huda By Noer Huda
3 Min Read
Jaringan Komputer: Pengertian, Jenis, dan Contohnya
Jaringan Komputer: Pengertian, Jenis, dan Contohnya

jlk – Computers have become essential tools in daily life, assisting in various tasks from work to entertainment. However, what makes them even more powerful is their ability to connect to networks, forming what is known as computer networks.

Through these networks, computers can communicate with each other and access information from various sources.

Computer networks are essentially a collection of two or more computers connected through various types of media, whether it be cables or wireless. The purpose of these networks is to facilitate the sharing of data, resources, and services between computers more efficiently and quickly.

There are various types of computer networks available, each with its own characteristics. Among these types are:

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1. Personal Area Network (PAN)
PAN is a type of network that connects several devices wirelessly in close proximity, such as between a laptop and a printer or phone.

2. Local Area Network (LAN)
LAN connects multiple computers physically within the same location, such as within an office building or school.

3. Wide Area Network (WAN)
WAN connects multiple LANs and has a very large geographical coverage, spanning areas such as countries or continents.

4. Wireless Local Area Network (WLAN)
WLAN connects computers without using cables, using radio signals or infrared, providing users with the flexibility to move locations.

5. Campus Area Network (CAN)
CAN connects multiple LANs within a larger area such as a campus, park, or airport.

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6. Metropolitan Area Network (MAN)
MAN connects multiple LANs within a city or metropolitan area.

7. Storage Area Network (SAN)
SAN connects a group of storage devices to several servers without depending on LAN or WAN.

8. System Area Network (SAN)
SAN connects computers with high bandwidth, suitable for applications that require fast and reliable communication between computers.

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9. Passive Optical Local Area Network (POLAN)
POLAN connects several computers using optical cables, with high speed and capacity.

10. Enterprise Private Network (EPN)
EPN connects devices within a company, both inside and outside the building.

11. Virtual Private Network (VPN)
VPN connects devices over the internet using encryption, providing security and privacy when accessing data or services from other networks.

With a better understanding of these types of computer networks, users can choose the most suitable ones for their needs, whether for personal or business use.

Computer networks have become the backbone of keeping the world connected and continue to evolve with increasingly advanced technology.

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