What is SMTP? In this blog post, we take an in-depth look at the SMTP (Simple Mail Transfer Protocol) protocol, which forms the foundation of email communication. We explain what SMTP is, why it's important, and how email servers work. We detail the basic features of the SMTP protocol, email server configuration steps, and applications. We also provide information on what an email server requires, setup considerations, tips for resolving SMTP errors, and server security recommendations. Finally, we offer suggestions for taking action with the knowledge you've gained. This post is a comprehensive guide for anyone looking to understand and manage their email systems. What is SMTP and Why Is It Important? SMTP (Simple Mail Transfer Protocol) is simply the standard protocol used for sending emails...