What Is SMTP?

 

In this article, you’ll learn what SMTP is and the way it works.
SMTP stands for Simple Mail Transfer Protocol. While POP and IMAP are protocols that allow you to retrieve email from a mail server, SMTP is that the protocol that permits you to send emails to the mail server.

Specifically, the SMTP protocol is employed to send emails from an email client to your email provider’s mail server and to send mail between two email servers on the web. When you use that free email provider, your email address uses their name, and successively, they permit you to use their email servers.
If you employ their webmail site to read and send an email, they handle the e-mail server settings that direct your incoming and outgoing emails. However, if you would like to use an area email client like MS Outlook, Apple Mail, or Mozilla Thunderbird you’ll need to enter your email providers’ incoming and outgoing mail server settings once you found out your client. The incoming server setting tells the e-mail client where it can retrieve your email from and the outgoing mail server setting tells the e-mail client where it can send your email to. The outgoing server setting is additionally referred to as the SMTP server setting. Let’s specialize in the send mail process and the role SMTP servers play in it.

Meet Maggie. Her email address is Maggie@yahoo.com.
Though Maggie is using Yahoo! as her free email service provider, she likes to use the e-mail client, Microsoft Outlook, for composing, reading and sending her email. To make sure Outlook can communicate with Yahoo’s mail servers, she entered Yahoo’s email server settings when she configured MS Outlook. Maggie writes an email to a lover, Rob, using MS Outlook. When she clicks send, MS Outlook sends Rob’s email address, her email address, and the body of the message to Yahoo’s SMTP server.
Upon receipt, the Yahoo SMTP server breaks Rob’s email address into two parts: the recipient ID, or what displays ahead of the ‘at’ sign, and the name gmail.com, or what displays after the ‘at’ sign. The Yahoo SMTP server then goes bent the web, and through a series of server conversations, locates the SMTP server for the name, Gmail.com. The Yahoo SMTP server passes Maggie’s email to Gmail’s SMTP server.

Once Maggie’s email arrives at Gmail’s SMTP server, it remains there until Rob logs into his Gmail account and retrieves the e-mail. Let’s recap … SMTP is that the protocol that permits you to send emails from an email client to a mail server. Once on a sender’s outgoing email server, SMTP uses the name in an email address to locate the recipient’s email server where the e-mail remains until the recipient retrieves it.