COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK TOPOLOGIES AND PROTOCOLS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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FTP
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@POP
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SMTP
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None of the above
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Detailed explanation-1: -The correct answer is Simple Mail Transfer Protocol. The Simple Mail Transfer Protocol (SMTP) is an internet standard communication protocol for electronic mail transmission. Mail servers and other message transfer agents use SMTP to send and receive mail messages.
Detailed explanation-2: -SMTP uses ASCII text for communication. Similar to FTP, the client sends commands to the server, and the server replies with a numeric response code followed by an optional message. For the following example, we connect directly to an SMTP server with a Telnet client and feed it commands in order to send an e-mail.
Detailed explanation-3: -It uses TCP as the Transport layer protocol. 4.
Detailed explanation-4: -Both SNMP and SMTP are protocols used with TCP / IP protocol stack. In layman’s terms, this simply means that these two protocols deal with how two devices communicate with each other over a network like the internet.
Detailed explanation-5: -Email Protocols There are three common protocols used to deliver email over the Internet: the Simple Mail Transfer Protocol (SMTP), the Post Office Protocol (POP), and the Internet Message Access Protocol (IMAP).