Test SMTP operations using Telnet

on

1. Telnet into Exchange server hosting IMS service using TCP port 25.
Command is telnet <servername> 25

2. Issue the following smtp command sequence

helo <your domain name><enter>                
response should be as follows
250 OK

mail from: <your Email Address><enter>
response should be as follows
250 OK - mail from <your Email address>

rcpt to: <recipient address><enter>
response should be as follows
250 OK - Recipient <recipient address>

data<enter>
response should be as follows
354 Send data.  End with CRLF.CRLF

To: <recipient's display name><enter>
From: <your display name><enter>
Subject: <Subject field of Email message><enter>
<Enter you body text><enter><enter> . <enter>
response should be as follows
250 OK

quit<enter>

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