How to block users from sending e-mail to specific domain
 

Hi Friends,
I want to block users from sending e-mail to specific domain using sendmail.For example I want users in my domain to stop sending e-mails to gmail,yahoo,rediff domain.
Plz help me asap

Regards
Satish kori

Sounds like you want to look into the /etc/mail/sendmail.mc file. You are looking to work with blacklist_recipients.

Without knowing more about your setup/version, I cannot provide much more information, try out these two links:

http://www.sendmail.org/~ca/email/do.../features.html
http://www.sendmail.org/~ca/email/do...anti_spam.html