1.
echo "This is a test." | mail -s Testing someone@somedomain.com
2.
[cloud@cs cloud]$ locate sendmail
[cloud@cs cloud]$ /usr/sbin/sendmail -v someone@somedomain.com < /dev/null
3.
bash-2.05$ /usr/lib/sendmail -v someone@somedomain.com < /dev/null
someone@somedomain.com... Connecting to mail.bizne.com. via esmtp...
http://www.block25.or.kr/UPLOAD/_main/board_20100819_14.pdf
echo "This is a test." | mail -s Testing someone@somedomain.com
2.
[cloud@cs cloud]$ locate sendmail
[cloud@cs cloud]$ /usr/sbin/sendmail -v someone@somedomain.com < /dev/null
3.
bash-2.05$ /usr/lib/sendmail -v someone@somedomain.com < /dev/null
someone@somedomain.com... Connecting to mail.bizne.com. via esmtp...
http://www.block25.or.kr/UPLOAD/_main/board_20100819_14.pdf