Clients discover a server's supported solutions by using the EHLO greeting, as exemplified under, in lieu of the initial HELO. Purchasers drop back to HELO only if the server isn't going to support EHLO greeting.[24] What I like: Whilst most applications present just the drag-and-fall email builder, I like https://felixqjvgq.tokka-blog.com/26969813/5-simple-statements-about-mautic-explained