Изпращане на мейл през smtp, чрез nc /netcat/

FILE: 1.txt

EHLO mail.server.com
MAIL FROM:
RCPT TO:
DATA
Date: Fri, 12 Aug 2019 06:27:07 +0000
To: [email protected]
From: Wormly SMTP Test
Subject: Wormly SMTP Test Message

This message was sent using the Wormly SMTP testing tool by this user:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36
78.142.24.29

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QUIT

netcat -C mail.server.com 25