network protocol

🧀 network: 두 대 이상의 컴퓨터들을 연결하고 서로 통신(이야기)할 수 있는 것 | 컴퓨터들이 통신 기술을 이용하여 그물망처럼 연결된 통신 이용 형태

🧀 protocol: an established set of rules that determine how data is transmitted between different devices in the same network => allwos connected devices to communicate with each other, regardless of any differences in their internal processes, structure or design

 

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[protocol의 종류]

 

🥗 Application Layer: DHCP / DNS / FTP / HTTP

🥗 Presentation Layer: LPP / RPC

🥗 Transport Layer: TCP / UDP 

🥗 Network Layer: IP(IPv4/6) / ICMP

🥗 Data link Layer: ARP / SLIP