this post is related to configuration of sendmail server


what i want is that i hav 4 pc out of which one pc is linux box, which is connected to internet

i want to configure mailserver in such a way that if a user frm window client machine or
linux client machine want to send a mail to a rediff user or yahoo or any other it shd work


means if i write something like this frm client linux machine it shd work

echo "testing mailserver"|mail -v -s hi deepak@rediffmail.com


it shd send mail to rediff user deepak


wht changes i hav to do in /etc/mail/sendmail.mc or other configuration files so tht this problem will be solved