Dear all i have following setup .
Internet<------>Mail-Gateway<----->Internal-Exchange-mail-server currently all invalid recipients emails go to mail gateway and then exchange server bounce it . i want to reject invalid recipients at mail gateway i have found a doc to do this with Postfix using ldap to get user list from domain controller etc http://www-personal.umich.edu/~malth/gaptuning/postfix/ can i do this with mimedefang or sendmail ?? Regards SD _______________________________________________ Visit http://www.mimedefang.org and http://www.canit.ca MIMEDefang mailing list MIMEDefang@lists.roaringpenguin.com http://lists.roaringpenguin.com/mailman/listinfo/mimedefang