How to send an e-mail through SMTP?

SMTP server:

Port of SMTPs server with TLS support: 587 or 25. More about TLS

     - Username:

To use SMTP server is necessary to activate authentification of SMTP server. More about SMTP authentification.

    For general users (unlike Inbox Mail + users) there are email sending restrictions on SMTP server – max 15 emails per hour and 5 emails per minute.
    In case of Service abuse or Terms of Service violation, letter mailing will be blocked automatically.

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