What does the smtp protocol in outlook mean?

The SMTP protocol in Outlook refers to a protocol that provides reliable and effective email transmission. It is mainly used to transmit email information between systems and provide notifications about incoming letters. Using SMTP, mail transmission can be realized between processing processes on the same network, and mail transmission between a processing process and other networks can also be realized through a relay or gateway.

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The smtp protocol in outlook refers to a reliable and effective The email transfer protocol.

SMTP is an email service built on the FTP file transfer service. It is mainly used to transfer email information between systems and provide notifications about incoming letters. SMTP is independent of a specific transmission subsystem and only requires the support of a reliable and orderly data flow channel. One of the important features of SMTP is its ability to transmit emails across the network, that is, "SMTP mail relay". Using SMTP, mail transmission can be realized between processing processes on the same network, and mail transmission between a processing process and other networks can also be realized through a relay or gateway.

SMTP is a set of rules for transmitting emails from a source address to a destination address, and controls how letters are transferred. The SMTP protocol belongs to the TCP/IP protocol suite, which helps each computer find the next destination when sending or relaying letters. Through the server specified by the SMTP protocol, we can send the E-mail to the recipient's server. The whole process only takes a few minutes. The SMTP server is a sending email server that follows the SMTP protocol and is used to send or relay emails sent by users.

One of the important features of SMTP is its ability to transmit mail across the network, also known as "SMTP mail relay". Using SMTP, mail transmission can be realized between processors on the same network, and mail transmission between a certain processor and other networks can also be realized through a relay or gateway. Mail exchange servers with Domain Name Service (DNS) functionality can also be used to identify the next-hop IP address for transmitting mail.

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