13 REPLY EHLO 500 Command unrecognized
24 RFC821-only SMTP with username and password
30 smtp://%HOSTIP:%SMTPPORT/939 --mail-rcpt recipient@example.com --mail-from sender@example.com -u user:secret -T -
35 # Verify data after the test has been "shot"
40 MAIL FROM:<sender@example.com>
\r
41 RCPT TO:<recipient@example.com>
\r