SMTP Explained: How It Works and Why It Matters in Email Marketing
中文摘要
简单邮件传输协议（SMTP）是互联网电子邮件发送的核心技术，对所有邮件通信和营销至关重要。
English Summary
Simple Mail Transfer Protocol (SMTP) is the fundamental technology for sending emails across the internet, crucial for all email communication and marketing.
Original Excerpt
The basic technology that allows emails to be sent over the Internet is called Simple Mail Transfer Protocol (SMTP). Every time you click… Continue reading on Medium »