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A protocol is an agreed-upon or standardized

method for transmitting data and/or establishing

communications between different devices. Just as two

humans need to have a common language between them

before they can begin to share ideas and information, so

must computers have a common way of sending

information between them. Protocol also refers to

communication rules. They define how devicesintercommunicate in a network environment.

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HyperText Transfer Protocol (HTTP)

This protocol is used to access, send and receive

Hypertext Mark-up language files (HTML) on the Internet.

HTTP is the foundation of data communication for theWorld Wide Web.

HTTP functions as a request-response protocol in the

client-server computing model

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File Transfer Protocol (FTP)

FTP is responsible for showing files to be copied betweendevices.

File Transfer Protocol (FTP) is a standard network

protocol used to transfer files from one host to another

host over a TCP-based network, such as the Internet.

FTP is built on client-server architecture and utilizes

separate control and data connections between the

client and server

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tTransmission Control Protocol (TCP)

This protocol ensures delivery of information packets across

networks.

The Transmission Control Protocol (TCP) is one of the core

protocols of the Internet Protocol Suite.

TCP provides reliable, ordered delivery of a stream of bytes

from a program on one computer to another program on

another computer.

TCP is the protocol that major Internet applications such asthe World Wide Web, email, remote administration and file

transfer rely on.

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Internet Protocol (IP)

The Internet Protocol is the principal communications protocol

used for relaying datagrams (packets) across an internetwork

using the Internet Protocol Suite.

IP is the primary protocol in the Internet Layer of the Internet

Protocol Suite.

Internet Protocol defines an addressing system that has two

functions. Addresses identify hosts and provide a logical location

service.

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Simple Mail Transfer Protocol (SMTP)

This protocol is used for transferring e-mail between computers.

SMTP is a connection-oriented, text-based protocol in which a mail

sender communicates with a mail receiver by issuing command

strings and supplying necessary data over a reliable ordered data

stream channel.

An SMTP transaction consists of three commands. They are:

a) MAIL command, to establish the return address.

b) RCPT command, to establish a recipient of this message.

c) DATA to send the message text.

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MADE BY:

HILONI SHAH

ROLL NO.44