• telnet <servername> 25 [servernaam/versie blabla]
• EHLO test.com [250 OK]
• MAIL FROM:<afzender@domain.com> [250 OK - mail from afzender@doman.com]
• RCPT TO: <geadresseerde@domain.com> [250 OK - Recipient geadresseerde@domain.com]
• DATA [354 Send data. End with CRLF.CRLF]
• subject: test message
• <tekst van message>
• . [250 OK]