what is udp

Udp Communication Diagram Showing Host A Sending Datagrams To Host B Through A Network Cloud With One Datagram Lost And No Retransmission, Alongside An 8-Byte Udp Header Structure Showing Source Port, Destination Port, Length, And Checksum Fields
CCNA

User Datagram Protocol (UDP): Complete Guide for CCNA

The User Datagram Protocol (UDP) is a lightweight Transport Layer protocol that provides fast, low-overhead data transmission between applications without establishing a connection first. Defined in RFC 768, UDP is one of the two core Transport Layer protocols alongside TCP and is directly tested on the CCNA 200-301 exam. Understanding UDP — its header structure,...

Mujtaba Khattak 14 min read
Layered Protocol Stack Showing Http, Tcp, Udp, Ip, And Other Network Protocols Positioned At Their Correct Layer, With A Padlock Marking Https As The Secure Option
CCNA

Network Protocols Explained: TCP, IP, HTTP, DNS, and More

When two people talk, they don’t need to follow rigid grammar rules to understand each other. Computers aren’t so forgiving. If two computers want to communicate, they need to agree, in advance, on exactly how information will be exchanged and exactly what format it’ll take. That agreement is called a network protocol. Protocols are standardized,...

Asad Ijaz 10 min read
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