Lec-78: HTTP, FTP, SMTP, POP | All Application Layer Protocols | Computer Networks

Here, HTTP, FTP, SMTP, POP is described in computer networks.

HTTP

Port no. 80
Itself not reliable but uses TCP to achieve reliability.
Inband Protocol
Stateless
HTTP 1.0 Non-Persistent
HTTP 1.1 Non-Persistent
Commands(Head, Get, Post, Put, Delete, Connect)
In this video full concepts all application layer protocols like HTTP, FTP, SMTP, POP are explained.

0:00 - Introduction
1:23 - HTTP
9:28 - FTP
12:38 - SMTP and POP

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