>>> HELO localhost
220-We do not authorize the use of this system to transport unsolicited, 
>>> AUTH LOGIN
220 and/or bulk e-mail.
>>> bm9yZXBseUBhZ21jdWFlLmNvbQ==
250 ecbiz316.inmotionhosting.com Hello php8.oorjit.net [143.110.246.184]
>>> WFZxcGlhNnMxUVFvaXRn
503 AUTH command used when not advertised
>>> MAIL FROM:<noreply@agmcuae.com>
500 unrecognized command
>>> RCPT TO:<rajesh_mohan@ispgweb.com>
500 unrecognized command
>>> DATA
550 Access denied - Invalid HELO name (See RFC2821 4.1.1.1)
>>> Subject: Test Mail

This is a test email using plain SMTP (no SSL)
.
>>> QUIT