Table of ContentsIntroduction 3transmission control protocol/IP 4transmission control protocol/IP Layering 6Encapsulation and Demultiplexing 8SMTP (Simple armor Transfer Protocol) 9Mailbox Access & adenosine monophosphate; POP3 12Security for SMTP 13Conclusions 15Bibliography 16IntroductionTCP/IP protocol is used by public because of the nifty elements of the TCP/IP. The elements of TCP/IP are scalability, flexibility, and openness which ordure be used by distinct users in either environment. TCP reliability in link performance is essential by the SMTP applications programme so that the email sent wouldn?t get lost and it makes SMTP easier in perform the job in view of the fact that SMTP don?t have to depict reliability in the application code. talk that occurs between the host and the thickening are done by some commands which rear be understood easily. SMTP is simple application protocol base on text, where the recipients send the text meanss aft erward they have been affirm to send it. Most people admission their email victimization POP3, which is an application layer standard protocol for retrieving their email from the obscure waiter to a local client using TCP/IP linkup. The security of the text messages is the primary(prenominal) consideration when devil people or more are sending text messages to individually other. There also would be some cake against spamming which is protected by password. 1.TCP/IPTCP (Transmission Control Protocol) earmark a reliable, connection-oriented, byte pour service.

There are exactly dickens end points communication with each other on a TCP connection, connection-oriented doer the tw o applications that normally refer to as the! client and server must establish a TCP connection with each other before any knowledge can be exchanged. Reliability can be achieved by actions:?Application data is broken into segments with the best suitable surface before sending. ?The vector in a TCP connection maintains a horologe every time it sends segment, and wait for the acknowledgment message (ACK) from the... If you privation to get a full essay, order it on our website:
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