How many protocols in TCP/IP?

 Protocols in TCP/IP suit

• Each layer of TCP/IP model has its own protocols.
• Every protocol is designed to perform some specific task.
• Some of the most widely used application layer protocols are;

1. FTP
2. HTTP
3. SMTP

FTP

FTP stands for File Transfer Protocol.

It is a standard TCP/IP protocol which is used for the purpose of transferring files from one computer to another.

Example

"If we want to transfer a document file to a remote computer,then we can use this protocol".

HTTP

• HTTP stands for Hypertext Transfer Protocol.
• It is a protocol used by World Wide Web (WWW) to transfer web pages between a client and a web server.
• A web server is also called HTTP server.
• We use this protocol while browsing internet.
• For secure data transfer,we use HTTP.

SMTP

• SMTP stands for Simple Mail Transfer Protocol.
• It is a standard protocol to transmit emails.

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