search in sendmail.cf SBasic_check_mail and comment the line with #R<> $@ <OK>
restart sendmail. ----- Original Message ----- From: "Octavio / Super" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, January 04, 2002 7:40 PM Subject: MAIL FROM: <> Hello! How can I deny all MAIL FROM: <> commands from hosts which are not MX for a domain? Thanks, Octavio.