why is UDP faster than TCP

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
Split Illustration Comparing Tcp'S Orderly Handshake-Based Packet Flow On One Side With Udp'S Faster, Connectionless Packet Scatter With One Lost Packet On The Other
CCNA

TCP vs UDP: Transport Layer Protocols Explained

TCP and UDP are the two primary transport layer protocols handling data communication between hosts on an IP network. TCP is connection-oriented; UDP is connectionless. That single distinction cascades into almost every other difference between them — reliability, ordering, flow control, and overhead all follow from that one design choice. TCP: Connection-Oriented and Reliable Transmission...

Asad Ijaz 10 min read
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