thomas raef pzmclebasedsecuritycom good morning everyone im charge reducing spam customer site already spamassassin saupdate weeklyexecuted id like implement bogus mx filtering spam dont know correct name bogus mx mean setting low priority mx record points nonsmtp server id like know firsthand experience two questions 1 caused lost mail issue client complaints know every half decent mail server try mx real life often received complaints valid senders 2 reduced significantly spam id like know worth little trouble setup verifying question 1 thank time tom replied isnt marc perkel working im sorry messed name think im correct may want search archives information marc perkel see answers questions marc thats please flame directly sorry thomas j raef pzmclebasedsecuritycom virus found outgoing message checked avg free edition version 75516 virus database 2692071285 release date 2182008 550 wed 06 aug 2008 230639 0600 ot bogus mx opinions