[root /etc/mail]$ echo "test" | mail -v fr0zen@sbcglobal.net
fr0zen@sbcglobal.net... Connecting to [127.0.0.1] via relay...
220 exotixboard.com ESMTP Sendmail 8.13.6/8.13.6; Mon, 20 Nov 2006 20:27:43 -0600 (CST)
>>> EHLO bk1.localdomain
250-exotixboard.com Hello localhost.localdomain [127.0.0.1], pleased to meet you
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-8BITMIME
250-SIZE
250-DSN
250-ETRN
250-DELIVERBY
250 HELP
>>> MAIL From:<pluta@bk1.localdomain> SIZE=31
250 2.1.0 <pluta@bk1.localdomain>... Sender ok
>>> RCPT To:<fr0zen@sbcglobal.net>
>>> DATA
250 2.1.5 <fr0zen@sbcglobal.net>... Recipient ok
354 Enter mail, end with "." on a line by itself
>>> .
250 2.0.0 kAL2RhPJ049794 Message accepted for delivery
fr0zen@sbcglobal.net... Sent (kAL2RhPJ049794 Message accepted for delivery)
Closing connection to [127.0.0.1]
>>> QUIT
221 2.0.0 exotixboard.com closing connection