4.2 TCP, UDP Header Format, Transmission Control Protocol, User Datagram Protocol ||Computer Network

Read Here👇👇 - HTTP (Hypertext Transfer Protocol): Transfers web pages and content over the internet and HTTPS adds encryption for secure communication. - FTP (File Transfer Protocol): Transfers files between a client and server, often for uploading or downloading website files. - SMTP (Simple Mail Transfer Protocol): Sends emails between mail servers. - IMAP/POP3 (Internet Message Access Protocol/Post Office Protocol): IMAP manages emails on a remote server; POP3 downloads emails to a local de

𝐔𝐃𝐏 𝐏𝐚𝐜𝐤𝐞𝐭 𝐅𝐨𝐫𝐦𝐚𝐭 | 𝐓𝐫𝐚𝐧𝐬𝐩𝐨𝐫𝐭 𝐋𝐚𝐲𝐞𝐫 𝐂𝐨𝐧𝐜𝐞𝐩𝐭 | 𝐂𝐂𝐍𝐀 Not all data needs reliability — sometimes speed matters more ⚡ That’s where UDP (User Datagram Protocol) is used. Understanding the UDP Packet Format is a core CCNA networking concept. Let’s break it down clearly 👇 🔹 𝐖𝐡𝐚𝐭 𝐢𝐬 𝐔𝐃𝐏? UDP stands for User Datagram Protocol Works at OSI Layer 4 (Transport Layer) Connectionless and fast ❌ No guarantee of delivery ❌ No retransmission 🔹 𝐔𝐃𝐏 𝐏𝐚𝐜𝐤�