SMTP fake

telnet 127.0.0.1 25
220 smtp.server ESMTP ready
helo localhost
250 smtp.server
mail from: fake-sender@abc.com
250 2.1.0 Ok
rcpt to: real-recipient1@xyz.com
250 2.1.5 Ok
rcpt to: real-recipient2@xyz.com
250 2.1.5 Ok
DATA
354 End data with
To: <fake-recipient1@pig.com>, <fake-recipient1@pig.com>
subject: hello sex baby!
asdfg
.
250 2.0.0 Ok: queued as 2426841502

Using your MTA mail server to send email using the fake sender + fake recipient