How to set up an SMTP server and solve any related issue (including its often cryptic error codes).
The configuration of an outgoing service for a mail client, in few simple steps, complete with a handy list of the most common providers.
More information about how to configure your SMTP server, setting the right name, the connection security level and the authentication.
“550 Requested action not taken: mailbox unavailable”, “421 Try again later”… What do SMTP error messages mean and how to fix them.
Why choose a professional SMTP service to send your emails, and how it works.
The most common SMTP reply code, pointing out that an email address is unavailable.
What port number should you choose when configuring an outgoing server?
A free, public outgoing server is a good choice for daily communication: but when it comes to email marketing, it’s always advisable to go for a professional one.
It’s important do add another safety layer to your email delivery system: here’s how.
How to configure Google’s outgoing mail server on an email application.
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