Test a mail server from the command line

To Test a mail server from the command line:

First you need to telnet to port 25 like this:
telnet ip address 25

Then

ehlo mydomain.com
mail from:martin9700@anydomain.com
rcpt to:jack@mydomain.com
data
Subject:This is a test subject line
This is a test, please do not respond
.
quit

You will need to type this in exactly as above or the mail server will kick you out.

 

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